20218463744

素因数分解:

$2^9\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{2833}}^1$

素因数の和:3167

約数の個数: 80

約数和(自身を含む): 41330738592

約数和(自身を除く): 21112274848

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 263, 424, 512, 526, 848, 1052, 1696, 2104, 2833, 3392, 4208, 5666, 6784, 8416, 11332, 13568, 13939, 16832, 22664, 27136, 27878, 33664, 45328, 55756, 67328, 90656, 111512, 134656, 150149, 181312, 223024, 300298, 362624, 446048, 600596, 725248, 745079, 892096, 1201192, 1450496, 1490158, 1784192, 2402384, 2980316, 3568384, 4804768, 5960632, 7136768, 9609536, 11921264, 19219072, 23842528, 38438144, 39489187, 47685056, 76876288, 78978374, 95370112, 157956748, 190740224, 315913496, 381480448, 631826992, 1263653984, 2527307968, 5054615936, 10109231872, 20218463744]

約数ペア:

[(1, 20218463744), (2, 10109231872), (4, 5054615936), (8, 2527307968), (16, 1263653984), (32, 631826992), (53, 381480448), (64, 315913496), (106, 190740224), (128, 157956748), (212, 95370112), (256, 78978374), (263, 76876288), (424, 47685056), (512, 39489187), (526, 38438144), (848, 23842528), (1052, 19219072), (1696, 11921264), (2104, 9609536), (2833, 7136768), (3392, 5960632), (4208, 4804768), (5666, 3568384), (6784, 2980316), (8416, 2402384), (11332, 1784192), (13568, 1490158), (13939, 1450496), (16832, 1201192), (22664, 892096), (27136, 745079), (27878, 725248), (33664, 600596), (45328, 446048), (55756, 362624), (67328, 300298), (90656, 223024), (111512, 181312), (134656, 150149)]