20383504

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3529}}^1$

素因数の和:3575

約数の個数: 30

約数和(自身を含む): 41692830

約数和(自身を除く): 21309326

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3529, 5776, 7058, 14116, 28232, 56464, 67051, 134102, 268204, 536408, 1072816, 1273969, 2547938, 5095876, 10191752, 20383504]

約数ペア:

[(1, 20383504), (2, 10191752), (4, 5095876), (8, 2547938), (16, 1273969), (19, 1072816), (38, 536408), (76, 268204), (152, 134102), (304, 67051), (361, 56464), (722, 28232), (1444, 14116), (2888, 7058), (3529, 5776)]