208551458

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1\times {\mathrm{1481}}^1$

素因数の和:2053

約数の個数: 16

約数和(自身を含む): 315577080

約数和(自身を除く): 107025622

約数列:

[1, 2, 181, 362, 389, 778, 1481, 2962, 70409, 140818, 268061, 536122, 576109, 1152218, 104275729, 208551458]

約数ペア:

[(1, 208551458), (2, 104275729), (181, 1152218), (362, 576109), (389, 536122), (778, 268061), (1481, 140818), (2962, 70409)]