18880558

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{569}}^1$

素因数の和:971

約数の個数: 16

約数和(自身を含む): 29056320

約数和(自身を除く): 10175762

約数列:

[1, 2, 47, 94, 353, 569, 706, 1138, 16591, 26743, 33182, 53486, 200857, 401714, 9440279, 18880558]

約数ペア:

[(1, 18880558), (2, 9440279), (47, 401714), (94, 200857), (353, 53486), (569, 33182), (706, 26743), (1138, 16591)]