12511664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71089}}^1$

素因数の和:71108

約数の個数: 20

約数和(自身を含む): 26445480

約数和(自身を除く): 13933816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 71089, 142178, 284356, 568712, 781979, 1137424, 1563958, 3127916, 6255832, 12511664]

約数ペア:

[(1, 12511664), (2, 6255832), (4, 3127916), (8, 1563958), (11, 1137424), (16, 781979), (22, 568712), (44, 284356), (88, 142178), (176, 71089)]