18339984

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 56397432

約数和(自身を除く): 38057448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 97, 101, 104, 117, 144, 156, 194, 202, 208, 234, 291, 303, 312, 388, 404, 468, 582, 606, 624, 776, 808, 873, 909, 936, 1164, 1212, 1261, 1313, 1552, 1616, 1746, 1818, 1872, 2328, 2424, 2522, 2626, 3492, 3636, 3783, 3939, 4656, 4848, 5044, 5252, 6984, 7272, 7566, 7878, 9797, 10088, 10504, 11349, 11817, 13968, 14544, 15132, 15756, 19594, 20176, 21008, 22698, 23634, 29391, 30264, 31512, 39188, 45396, 47268, 58782, 60528, 63024, 78376, 88173, 90792, 94536, 117564, 127361, 156752, 176346, 181584, 189072, 235128, 254722, 352692, 382083, 470256, 509444, 705384, 764166, 1018888, 1146249, 1410768, 1528332, 2037776, 2292498, 3056664, 4584996, 6113328, 9169992, 18339984]

約数ペア:

[(1, 18339984), (2, 9169992), (3, 6113328), (4, 4584996), (6, 3056664), (8, 2292498), (9, 2037776), (12, 1528332), (13, 1410768), (16, 1146249), (18, 1018888), (24, 764166), (26, 705384), (36, 509444), (39, 470256), (48, 382083), (52, 352692), (72, 254722), (78, 235128), (97, 189072), (101, 181584), (104, 176346), (117, 156752), (144, 127361), (156, 117564), (194, 94536), (202, 90792), (208, 88173), (234, 78376), (291, 63024), (303, 60528), (312, 58782), (388, 47268), (404, 45396), (468, 39188), (582, 31512), (606, 30264), (624, 29391), (776, 23634), (808, 22698), (873, 21008), (909, 20176), (936, 19594), (1164, 15756), (1212, 15132), (1261, 14544), (1313, 13968), (1552, 11817), (1616, 11349), (1746, 10504), (1818, 10088), (1872, 9797), (2328, 7878), (2424, 7566), (2522, 7272), (2626, 6984), (3492, 5252), (3636, 5044), (3783, 4848), (3939, 4656)]