17220656

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{26251}}^1$

素因数の和:26300

約数の個数: 20

約数和(自身を含む): 34180104

約数和(自身を除く): 16959448

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 26251, 52502, 105004, 210008, 420016, 1076291, 2152582, 4305164, 8610328, 17220656]

約数ペア:

[(1, 17220656), (2, 8610328), (4, 4305164), (8, 2152582), (16, 1076291), (41, 420016), (82, 210008), (164, 105004), (328, 52502), (656, 26251)]