20154401

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 22176000

約数和(自身を除く): 2021599

約数列:

[1, 17, 43, 79, 349, 731, 1343, 3397, 5933, 15007, 27571, 57749, 255119, 468707, 1185553, 20154401]

約数ペア:

[(1, 20154401), (17, 1185553), (43, 468707), (79, 255119), (349, 57749), (731, 27571), (1343, 15007), (3397, 5933)]