201871278856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1941069989}}^1$

素因数の和:1941070008

約数の個数: 16

約数和(自身を含む): 407624697900

約数和(自身を除く): 205753419044

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1941069989, 3882139978, 7764279956, 15528559912, 25233909857, 50467819714, 100935639428, 201871278856]

約数ペア:

[(1, 201871278856), (2, 100935639428), (4, 50467819714), (8, 25233909857), (13, 15528559912), (26, 7764279956), (52, 3882139978), (104, 1941069989)]