20906512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{118787}}^1$

素因数の和:118806

約数の個数: 20

約数和(自身を含む): 44189136

約数和(自身を除く): 23282624

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 118787, 237574, 475148, 950296, 1306657, 1900592, 2613314, 5226628, 10453256, 20906512]

約数ペア:

[(1, 20906512), (2, 10453256), (4, 5226628), (8, 2613314), (11, 1900592), (16, 1306657), (22, 950296), (44, 475148), (88, 237574), (176, 118787)]