207321712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{996739}}^1$

素因数の和:996760

約数の個数: 20

約数和(自身を含む): 432585160

約数和(自身を除く): 225263448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 996739, 1993478, 3986956, 7973912, 12957607, 15947824, 25915214, 51830428, 103660856, 207321712]

約数ペア:

[(1, 207321712), (2, 103660856), (4, 51830428), (8, 25915214), (13, 15947824), (16, 12957607), (26, 7973912), (52, 3986956), (104, 1993478), (208, 996739)]