18253978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1297}}^1$

素因数の和:1557

約数の個数: 16

約数和(自身を含む): 28410624

約数和(自身を除く): 10156646

約数列:

[1, 2, 31, 62, 227, 454, 1297, 2594, 7037, 14074, 40207, 80414, 294419, 588838, 9126989, 18253978]

約数ペア:

[(1, 18253978), (2, 9126989), (31, 588838), (62, 294419), (227, 80414), (454, 40207), (1297, 14074), (2594, 7037)]