16147220

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1013}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 33985224

約数和(自身を除く): 17838004

約数列:

[1, 2, 4, 5, 10, 20, 797, 1013, 1594, 2026, 3188, 3985, 4052, 5065, 7970, 10130, 15940, 20260, 807361, 1614722, 3229444, 4036805, 8073610, 16147220]

約数ペア:

[(1, 16147220), (2, 8073610), (4, 4036805), (5, 3229444), (10, 1614722), (20, 807361), (797, 20260), (1013, 15940), (1594, 10130), (2026, 7970), (3188, 5065), (3985, 4052)]