20164183728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{409043}}^1$

素因数の和:409146

約数の個数: 80

約数和(自身を含む): 56808030720

約数和(自身を除く): 36643846992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 79, 104, 156, 158, 208, 237, 312, 316, 474, 624, 632, 948, 1027, 1264, 1896, 2054, 3081, 3792, 4108, 6162, 8216, 12324, 16432, 24648, 49296, 409043, 818086, 1227129, 1636172, 2454258, 3272344, 4908516, 5317559, 6544688, 9817032, 10635118, 15952677, 19634064, 21270236, 31905354, 32314397, 42540472, 63810708, 64628794, 85080944, 96943191, 127621416, 129257588, 193886382, 255242832, 258515176, 387772764, 420087161, 517030352, 775545528, 840174322, 1260261483, 1551091056, 1680348644, 2520522966, 3360697288, 5041045932, 6721394576, 10082091864, 20164183728]

約数ペア:

[(1, 20164183728), (2, 10082091864), (3, 6721394576), (4, 5041045932), (6, 3360697288), (8, 2520522966), (12, 1680348644), (13, 1551091056), (16, 1260261483), (24, 840174322), (26, 775545528), (39, 517030352), (48, 420087161), (52, 387772764), (78, 258515176), (79, 255242832), (104, 193886382), (156, 129257588), (158, 127621416), (208, 96943191), (237, 85080944), (312, 64628794), (316, 63810708), (474, 42540472), (624, 32314397), (632, 31905354), (948, 21270236), (1027, 19634064), (1264, 15952677), (1896, 10635118), (2054, 9817032), (3081, 6544688), (3792, 5317559), (4108, 4908516), (6162, 3272344), (8216, 2454258), (12324, 1636172), (16432, 1227129), (24648, 818086), (49296, 409043)]