19085901

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{607}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 26148864

約数和(自身を除く): 7062963

約数列:

[1, 3, 47, 141, 223, 607, 669, 1821, 10481, 28529, 31443, 85587, 135361, 406083, 6361967, 19085901]

約数ペア:

[(1, 19085901), (3, 6361967), (47, 406083), (141, 135361), (223, 85587), (607, 31443), (669, 28529), (1821, 10481)]