20817186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9203}}^1$

素因数の和:9250

約数の個数: 32

約数和(自身を含む): 46388160

約数和(自身を除く): 25570974

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 9203, 18406, 27609, 55218, 119639, 239278, 266887, 358917, 533774, 717834, 800661, 1601322, 3469531, 6939062, 10408593, 20817186]

約数ペア:

[(1, 20817186), (2, 10408593), (3, 6939062), (6, 3469531), (13, 1601322), (26, 800661), (29, 717834), (39, 533774), (58, 358917), (78, 266887), (87, 239278), (174, 119639), (377, 55218), (754, 27609), (1131, 18406), (2262, 9203)]