20942610016

素因数分解:

$2^5\times {\mathrm{113}}^1\times {\mathrm{449}}^1\times {\mathrm{12899}}^1$

素因数の和:13471

約数の個数: 48

約数和(自身を含む): 41691510000

約数和(自身を除く): 20748899984

約数列:

[1, 2, 4, 8, 16, 32, 113, 226, 449, 452, 898, 904, 1796, 1808, 3592, 3616, 7184, 12899, 14368, 25798, 50737, 51596, 101474, 103192, 202948, 206384, 405896, 412768, 811792, 1457587, 1623584, 2915174, 5791651, 5830348, 11583302, 11660696, 23166604, 23321392, 46333208, 46642784, 92666416, 185332832, 654456563, 1308913126, 2617826252, 5235652504, 10471305008, 20942610016]

約数ペア:

[(1, 20942610016), (2, 10471305008), (4, 5235652504), (8, 2617826252), (16, 1308913126), (32, 654456563), (113, 185332832), (226, 92666416), (449, 46642784), (452, 46333208), (898, 23321392), (904, 23166604), (1796, 11660696), (1808, 11583302), (3592, 5830348), (3616, 5791651), (7184, 2915174), (12899, 1623584), (14368, 1457587), (25798, 811792), (50737, 412768), (51596, 405896), (101474, 206384), (103192, 202948)]