20564152

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21601}}^1$

素因数の和:21631

約数の個数: 32

約数和(自身を含む): 46660320

約数和(自身を除く): 26096168

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21601, 43202, 86404, 151207, 172808, 302414, 367217, 604828, 734434, 1209656, 1468868, 2570519, 2937736, 5141038, 10282076, 20564152]

約数ペア:

[(1, 20564152), (2, 10282076), (4, 5141038), (7, 2937736), (8, 2570519), (14, 1468868), (17, 1209656), (28, 734434), (34, 604828), (56, 367217), (68, 302414), (119, 172808), (136, 151207), (238, 86404), (476, 43202), (952, 21601)]