20160998684

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1\times {\mathrm{613}}^1$

素因数の和:1302

約数の個数: 48

約数和(自身を含む): 35922684000

約数和(自身を除く): 15761685316

約数列:

[1, 2, 4, 139, 149, 278, 298, 397, 556, 596, 613, 794, 1226, 1588, 2452, 20711, 41422, 55183, 59153, 82844, 85207, 91337, 110366, 118306, 170414, 182674, 220732, 236612, 243361, 340828, 365348, 486722, 973444, 8222267, 12695843, 16444534, 25391686, 32889068, 33827179, 36260789, 50783372, 67654358, 72521578, 135308716, 145043156, 5040249671, 10080499342, 20160998684]

約数ペア:

[(1, 20160998684), (2, 10080499342), (4, 5040249671), (139, 145043156), (149, 135308716), (278, 72521578), (298, 67654358), (397, 50783372), (556, 36260789), (596, 33827179), (613, 32889068), (794, 25391686), (1226, 16444534), (1588, 12695843), (2452, 8222267), (20711, 973444), (41422, 486722), (55183, 365348), (59153, 340828), (82844, 243361), (85207, 236612), (91337, 220732), (110366, 182674), (118306, 170414)]