199945136

素因数分解:

$2^4\times {\mathrm{1907}}^1\times {\mathrm{6553}}^1$

素因数の和:8468

約数の個数: 20

約数和(自身を含む): 387655992

約数和(自身を除く): 187710856

約数列:

[1, 2, 4, 8, 16, 1907, 3814, 6553, 7628, 13106, 15256, 26212, 30512, 52424, 104848, 12496571, 24993142, 49986284, 99972568, 199945136]

約数ペア:

[(1, 199945136), (2, 99972568), (4, 49986284), (8, 24993142), (16, 12496571), (1907, 104848), (3814, 52424), (6553, 30512), (7628, 26212), (13106, 15256)]