489664592

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{987227}}^1$

素因数の和:987266

約数の個数: 20

約数和(自身を含む): 979330176

約数和(自身を除く): 489665584

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 987227, 1974454, 3948908, 7897816, 15795632, 30604037, 61208074, 122416148, 244832296, 489664592]

約数ペア:

[(1, 489664592), (2, 244832296), (4, 122416148), (8, 61208074), (16, 30604037), (31, 15795632), (62, 7897816), (124, 3948908), (248, 1974454), (496, 987227)]