207864904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1998701}}^1$

素因数の和:1998720

約数の個数: 16

約数和(自身を含む): 419727420

約数和(自身を除く): 211862516

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1998701, 3997402, 7994804, 15989608, 25983113, 51966226, 103932452, 207864904]

約数ペア:

[(1, 207864904), (2, 103932452), (4, 51966226), (8, 25983113), (13, 15989608), (26, 7994804), (52, 3997402), (104, 1998701)]