220173554

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{12743}}^1$

素因数の和:12961

約数の個数: 16

約数和(自身を含む): 338582592

約数和(自身を除く): 118409038

約数列:

[1, 2, 53, 106, 163, 326, 8639, 12743, 17278, 25486, 675379, 1350758, 2077109, 4154218, 110086777, 220173554]

約数ペア:

[(1, 220173554), (2, 110086777), (53, 4154218), (106, 2077109), (163, 1350758), (326, 675379), (8639, 25486), (12743, 17278)]