20187305528

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{4357}}^1$

素因数の和:4561

約数の個数: 96

約数和(自身を含む): 43065756000

約数和(自身を除く): 22878450472

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 149, 169, 184, 298, 299, 338, 596, 598, 676, 1192, 1196, 1352, 1937, 2392, 3427, 3874, 3887, 4357, 6854, 7748, 7774, 8714, 13708, 15496, 15548, 17428, 25181, 27416, 31096, 34856, 44551, 50362, 56641, 89102, 100211, 100724, 113282, 178204, 200422, 201448, 226564, 356408, 400844, 453128, 579163, 649193, 736333, 801688, 1158326, 1298386, 1302743, 1472666, 2316652, 2596772, 2605486, 2945332, 4633304, 5193544, 5210972, 5890664, 8439509, 10421944, 14931439, 16879018, 16935659, 29862878, 33758036, 33871318, 59725756, 67516072, 67742636, 109713617, 119451512, 135485272, 194108707, 219427234, 388217414, 438854468, 776434828, 877708936, 1552869656, 2523413191, 5046826382, 10093652764, 20187305528]

約数ペア:

[(1, 20187305528), (2, 10093652764), (4, 5046826382), (8, 2523413191), (13, 1552869656), (23, 877708936), (26, 776434828), (46, 438854468), (52, 388217414), (92, 219427234), (104, 194108707), (149, 135485272), (169, 119451512), (184, 109713617), (298, 67742636), (299, 67516072), (338, 59725756), (596, 33871318), (598, 33758036), (676, 29862878), (1192, 16935659), (1196, 16879018), (1352, 14931439), (1937, 10421944), (2392, 8439509), (3427, 5890664), (3874, 5210972), (3887, 5193544), (4357, 4633304), (6854, 2945332), (7748, 2605486), (7774, 2596772), (8714, 2316652), (13708, 1472666), (15496, 1302743), (15548, 1298386), (17428, 1158326), (25181, 801688), (27416, 736333), (31096, 649193), (34856, 579163), (44551, 453128), (50362, 400844), (56641, 356408), (89102, 226564), (100211, 201448), (100724, 200422), (113282, 178204)]