20161819940

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1217}}^1\times {\mathrm{2927}}^1$

素因数の和:4436

約数の個数: 48

約数和(自身を含む): 42538874112

約数和(自身を除く): 22377054172

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1217, 1415, 2434, 2830, 2927, 4868, 5660, 5854, 6085, 11708, 12170, 14635, 24340, 29270, 58540, 344411, 688822, 828341, 1377644, 1656682, 1722055, 3313364, 3444110, 3562159, 4141705, 6888220, 7124318, 8283410, 14248636, 16566820, 17810795, 35621590, 71243180, 1008090997, 2016181994, 4032363988, 5040454985, 10080909970, 20161819940]

約数ペア:

[(1, 20161819940), (2, 10080909970), (4, 5040454985), (5, 4032363988), (10, 2016181994), (20, 1008090997), (283, 71243180), (566, 35621590), (1132, 17810795), (1217, 16566820), (1415, 14248636), (2434, 8283410), (2830, 7124318), (2927, 6888220), (4868, 4141705), (5660, 3562159), (5854, 3444110), (6085, 3313364), (11708, 1722055), (12170, 1656682), (14635, 1377644), (24340, 828341), (29270, 688822), (58540, 344411)]