2154643664

素因数分解:

$2^4\times {\mathrm{1531}}^1\times {\mathrm{87959}}^1$

素因数の和:89498

約数の個数: 20

約数和(自身を含む): 4177396320

約数和(自身を除く): 2022752656

約数列:

[1, 2, 4, 8, 16, 1531, 3062, 6124, 12248, 24496, 87959, 175918, 351836, 703672, 1407344, 134665229, 269330458, 538660916, 1077321832, 2154643664]

約数ペア:

[(1, 2154643664), (2, 1077321832), (4, 538660916), (8, 269330458), (16, 134665229), (1531, 1407344), (3062, 703672), (6124, 351836), (12248, 175918), (24496, 87959)]