19812909744

素因数分解:

$2^4\times 3^5\times {\mathrm{1297}}^1\times {\mathrm{3929}}^1$

素因数の和:5249

約数の個数: 120

約数和(自身を含む): 57561263760

約数和(自身を除く): 37748354016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1297, 1944, 2594, 3888, 3891, 3929, 5188, 7782, 7858, 10376, 11673, 11787, 15564, 15716, 20752, 23346, 23574, 31128, 31432, 35019, 35361, 46692, 47148, 62256, 62864, 70038, 70722, 93384, 94296, 105057, 106083, 140076, 141444, 186768, 188592, 210114, 212166, 280152, 282888, 315171, 318249, 420228, 424332, 560304, 565776, 630342, 636498, 840456, 848664, 954747, 1260684, 1272996, 1680912, 1697328, 1909494, 2521368, 2545992, 3818988, 5042736, 5091984, 5095913, 7637976, 10191826, 15275952, 15287739, 20383652, 30575478, 40767304, 45863217, 61150956, 81534608, 91726434, 122301912, 137589651, 183452868, 244603824, 275179302, 366905736, 412768953, 550358604, 733811472, 825537906, 1100717208, 1238306859, 1651075812, 2201434416, 2476613718, 3302151624, 4953227436, 6604303248, 9906454872, 19812909744]

約数ペア:

[(1, 19812909744), (2, 9906454872), (3, 6604303248), (4, 4953227436), (6, 3302151624), (8, 2476613718), (9, 2201434416), (12, 1651075812), (16, 1238306859), (18, 1100717208), (24, 825537906), (27, 733811472), (36, 550358604), (48, 412768953), (54, 366905736), (72, 275179302), (81, 244603824), (108, 183452868), (144, 137589651), (162, 122301912), (216, 91726434), (243, 81534608), (324, 61150956), (432, 45863217), (486, 40767304), (648, 30575478), (972, 20383652), (1296, 15287739), (1297, 15275952), (1944, 10191826), (2594, 7637976), (3888, 5095913), (3891, 5091984), (3929, 5042736), (5188, 3818988), (7782, 2545992), (7858, 2521368), (10376, 1909494), (11673, 1697328), (11787, 1680912), (15564, 1272996), (15716, 1260684), (20752, 954747), (23346, 848664), (23574, 840456), (31128, 636498), (31432, 630342), (35019, 565776), (35361, 560304), (46692, 424332), (47148, 420228), (62256, 318249), (62864, 315171), (70038, 282888), (70722, 280152), (93384, 212166), (94296, 210114), (105057, 188592), (106083, 186768), (140076, 141444)]