20965629384

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{374761}}^1$

素因数の和:374820

約数の個数: 128

約数和(自身を含む): 68356588800

約数和(自身を除く): 47390959416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 37, 42, 54, 56, 63, 72, 74, 84, 108, 111, 126, 148, 168, 189, 216, 222, 252, 259, 296, 333, 378, 444, 504, 518, 666, 756, 777, 888, 999, 1036, 1332, 1512, 1554, 1998, 2072, 2331, 2664, 3108, 3996, 4662, 6216, 6993, 7992, 9324, 13986, 18648, 27972, 55944, 374761, 749522, 1124283, 1499044, 2248566, 2623327, 2998088, 3372849, 4497132, 5246654, 6745698, 7869981, 8994264, 10118547, 10493308, 13491396, 13866157, 15739962, 20237094, 20986616, 23609943, 26982792, 27732314, 31479924, 40474188, 41598471, 47219886, 55464628, 62959848, 70829829, 80948376, 83196942, 94439772, 97063099, 110929256, 124795413, 141659658, 166393884, 188879544, 194126198, 249590826, 283319316, 291189297, 332787768, 374386239, 388252396, 499181652, 566638632, 582378594, 748772478, 776504792, 873567891, 998363304, 1164757188, 1497544956, 1747135782, 2329514376, 2620703673, 2995089912, 3494271564, 5241407346, 6988543128, 10482814692, 20965629384]

約数ペア:

[(1, 20965629384), (2, 10482814692), (3, 6988543128), (4, 5241407346), (6, 3494271564), (7, 2995089912), (8, 2620703673), (9, 2329514376), (12, 1747135782), (14, 1497544956), (18, 1164757188), (21, 998363304), (24, 873567891), (27, 776504792), (28, 748772478), (36, 582378594), (37, 566638632), (42, 499181652), (54, 388252396), (56, 374386239), (63, 332787768), (72, 291189297), (74, 283319316), (84, 249590826), (108, 194126198), (111, 188879544), (126, 166393884), (148, 141659658), (168, 124795413), (189, 110929256), (216, 97063099), (222, 94439772), (252, 83196942), (259, 80948376), (296, 70829829), (333, 62959848), (378, 55464628), (444, 47219886), (504, 41598471), (518, 40474188), (666, 31479924), (756, 27732314), (777, 26982792), (888, 23609943), (999, 20986616), (1036, 20237094), (1332, 15739962), (1512, 13866157), (1554, 13491396), (1998, 10493308), (2072, 10118547), (2331, 8994264), (2664, 7869981), (3108, 6745698), (3996, 5246654), (4662, 4497132), (6216, 3372849), (6993, 2998088), (7992, 2623327), (9324, 2248566), (13986, 1499044), (18648, 1124283), (27972, 749522), (55944, 374761)]