12543376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19121}}^1$

素因数の和:19170

約数の個数: 20

約数和(自身を含む): 24896844

約数和(自身を除く): 12353468

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19121, 38242, 76484, 152968, 305936, 783961, 1567922, 3135844, 6271688, 12543376]

約数ペア:

[(1, 12543376), (2, 6271688), (4, 3135844), (8, 1567922), (16, 783961), (41, 305936), (82, 152968), (164, 76484), (328, 38242), (656, 19121)]