20197630668

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1\times {\mathrm{21521}}^1$

素因数の和:22122

約数の個数: 48

約数和(自身を含む): 47488551264

約数和(自身を除く): 27290920596

約数列:

[1, 2, 3, 4, 6, 12, 197, 394, 397, 591, 788, 794, 1182, 1191, 1588, 2364, 2382, 4764, 21521, 43042, 64563, 78209, 86084, 129126, 156418, 234627, 258252, 312836, 469254, 938508, 4239637, 8479274, 8543837, 12718911, 16958548, 17087674, 25437822, 25631511, 34175348, 50875644, 51263022, 102526044, 1683135889, 3366271778, 5049407667, 6732543556, 10098815334, 20197630668]

約数ペア:

[(1, 20197630668), (2, 10098815334), (3, 6732543556), (4, 5049407667), (6, 3366271778), (12, 1683135889), (197, 102526044), (394, 51263022), (397, 50875644), (591, 34175348), (788, 25631511), (794, 25437822), (1182, 17087674), (1191, 16958548), (1588, 12718911), (2364, 8543837), (2382, 8479274), (4764, 4239637), (21521, 938508), (43042, 469254), (64563, 312836), (78209, 258252), (86084, 234627), (129126, 156418)]