20005978369

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{751}}^1\times {\mathrm{120539}}^1$

素因数の和:121320

約数の個数: 16

約数和(自身を含む): 22842812160

約数和(自身を除く): 2836833791

約数列:

[1, 13, 17, 221, 751, 9763, 12767, 120539, 165971, 1567007, 2049163, 26639119, 90524789, 1176822257, 1538921413, 20005978369]

約数ペア:

[(1, 20005978369), (13, 1538921413), (17, 1176822257), (221, 90524789), (751, 26639119), (9763, 2049163), (12767, 1567007), (120539, 165971)]