19885621584

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{1439}}^1$

素因数の和:1769

約数の個数: 160

約数和(自身を含む): 54716497920

約数和(自身を除く): 34830876336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 251, 296, 372, 444, 496, 502, 592, 744, 753, 888, 1004, 1147, 1439, 1488, 1506, 1776, 2008, 2294, 2878, 3012, 3441, 4016, 4317, 4588, 5756, 6024, 6882, 7781, 8634, 9176, 9287, 11512, 12048, 13764, 15562, 17268, 18352, 18574, 23024, 23343, 27528, 27861, 31124, 34536, 37148, 44609, 46686, 53243, 55056, 55722, 62248, 69072, 74296, 89218, 93372, 106486, 111444, 124496, 133827, 148592, 159729, 178436, 186744, 212972, 222888, 267654, 287897, 319458, 356872, 361189, 373488, 425944, 445776, 535308, 575794, 638916, 713744, 722378, 851888, 863691, 1070616, 1083567, 1151588, 1277832, 1444756, 1650533, 1727382, 2141232, 2167134, 2303176, 2555664, 2889512, 3301066, 3454764, 4334268, 4606352, 4951599, 5779024, 6602132, 6909528, 8668536, 9903198, 11196859, 13204264, 13363993, 13819056, 17337072, 19806396, 22393718, 26408528, 26727986, 33590577, 39612792, 40091979, 44787436, 53455972, 67181154, 79225584, 80183958, 89574872, 106911944, 134362308, 160367916, 179149744, 213823888, 268724616, 320735832, 414283783, 537449232, 641471664, 828567566, 1242851349, 1657135132, 2485702698, 3314270264, 4971405396, 6628540528, 9942810792, 19885621584]

約数ペア:

[(1, 19885621584), (2, 9942810792), (3, 6628540528), (4, 4971405396), (6, 3314270264), (8, 2485702698), (12, 1657135132), (16, 1242851349), (24, 828567566), (31, 641471664), (37, 537449232), (48, 414283783), (62, 320735832), (74, 268724616), (93, 213823888), (111, 179149744), (124, 160367916), (148, 134362308), (186, 106911944), (222, 89574872), (248, 80183958), (251, 79225584), (296, 67181154), (372, 53455972), (444, 44787436), (496, 40091979), (502, 39612792), (592, 33590577), (744, 26727986), (753, 26408528), (888, 22393718), (1004, 19806396), (1147, 17337072), (1439, 13819056), (1488, 13363993), (1506, 13204264), (1776, 11196859), (2008, 9903198), (2294, 8668536), (2878, 6909528), (3012, 6602132), (3441, 5779024), (4016, 4951599), (4317, 4606352), (4588, 4334268), (5756, 3454764), (6024, 3301066), (6882, 2889512), (7781, 2555664), (8634, 2303176), (9176, 2167134), (9287, 2141232), (11512, 1727382), (12048, 1650533), (13764, 1444756), (15562, 1277832), (17268, 1151588), (18352, 1083567), (18574, 1070616), (23024, 863691), (23343, 851888), (27528, 722378), (27861, 713744), (31124, 638916), (34536, 575794), (37148, 535308), (44609, 445776), (46686, 425944), (53243, 373488), (55056, 361189), (55722, 356872), (62248, 319458), (69072, 287897), (74296, 267654), (89218, 222888), (93372, 212972), (106486, 186744), (111444, 178436), (124496, 159729), (133827, 148592)]