18809718838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1\times {\mathrm{306877}}^1$

素因数の和:308511

約数の個数: 16

約数和(自身を含む): 29718065520

約数和(自身を除く): 10908346682

約数列:

[1, 2, 19, 38, 1613, 3226, 30647, 61294, 306877, 613754, 5830663, 11661326, 494992601, 989985202, 9404859419, 18809718838]

約数ペア:

[(1, 18809718838), (2, 9404859419), (19, 989985202), (38, 494992601), (1613, 11661326), (3226, 5830663), (30647, 613754), (61294, 306877)]