20186888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{983}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 40383360

約数和(自身を除く): 20196472

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151, 302, 604, 983, 1208, 1966, 2567, 3932, 5134, 7864, 10268, 16711, 20536, 33422, 66844, 133688, 148433, 296866, 593732, 1187464, 2523361, 5046722, 10093444, 20186888]

約数ペア:

[(1, 20186888), (2, 10093444), (4, 5046722), (8, 2523361), (17, 1187464), (34, 593732), (68, 296866), (136, 148433), (151, 133688), (302, 66844), (604, 33422), (983, 20536), (1208, 16711), (1966, 10268), (2567, 7864), (3932, 5134)]