20954570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23027}}^1$

素因数の和:23054

約数の個数: 32

約数和(自身を含む): 46424448

約数和(自身を除く): 25469878

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23027, 46054, 115135, 161189, 230270, 299351, 322378, 598702, 805945, 1496755, 1611890, 2095457, 2993510, 4190914, 10477285, 20954570]

約数ペア:

[(1, 20954570), (2, 10477285), (5, 4190914), (7, 2993510), (10, 2095457), (13, 1611890), (14, 1496755), (26, 805945), (35, 598702), (65, 322378), (70, 299351), (91, 230270), (130, 161189), (182, 115135), (455, 46054), (910, 23027)]