20178834202

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1\times {\mathrm{4229}}^1$

素因数の和:4878

約数の個数: 32

約数和(自身を含む): 31317295680

約数和(自身を除く): 11138461478

約数列:

[1, 2, 43, 86, 113, 226, 491, 982, 4229, 4859, 8458, 9718, 21113, 42226, 55483, 110966, 181847, 363694, 477877, 955754, 2076439, 2385769, 4152878, 4771538, 20548711, 41097422, 89286877, 178573754, 234637607, 469275214, 10089417101, 20178834202]

約数ペア:

[(1, 20178834202), (2, 10089417101), (43, 469275214), (86, 234637607), (113, 178573754), (226, 89286877), (491, 41097422), (982, 20548711), (4229, 4771538), (4859, 4152878), (8458, 2385769), (9718, 2076439), (21113, 955754), (42226, 477877), (55483, 363694), (110966, 181847)]