257241798608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{846190127}}^1$

素因数の和:846190154

約数の個数: 20

約数和(自身を含む): 524637879360

約数和(自身を除く): 267396080752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 846190127, 1692380254, 3384760508, 6769521016, 13539042032, 16077612413, 32155224826, 64310449652, 128620899304, 257241798608]

約数ペア:

[(1, 257241798608), (2, 128620899304), (4, 64310449652), (8, 32155224826), (16, 16077612413), (19, 13539042032), (38, 6769521016), (76, 3384760508), (152, 1692380254), (304, 846190127)]