20213856573

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{859}}^1\times {\mathrm{1373}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 28075766400

約数和(自身を除く): 7861909827

約数列:

[1, 3, 29, 87, 197, 591, 859, 1373, 2577, 4119, 5713, 17139, 24911, 39817, 74733, 119451, 169223, 270481, 507669, 811443, 1179407, 3538221, 4907467, 7843949, 14722401, 23531847, 34202803, 102608409, 232343179, 697029537, 6737952191, 20213856573]

約数ペア:

[(1, 20213856573), (3, 6737952191), (29, 697029537), (87, 232343179), (197, 102608409), (591, 34202803), (859, 23531847), (1373, 14722401), (2577, 7843949), (4119, 4907467), (5713, 3538221), (17139, 1179407), (24911, 811443), (39817, 507669), (74733, 270481), (119451, 169223)]