17886542

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{541}}^1$

素因数の和:875

約数の個数: 16

約数和(自身を含む): 27420864

約数和(自身を除く): 9534322

約数列:

[1, 2, 61, 122, 271, 541, 542, 1082, 16531, 33001, 33062, 66002, 146611, 293222, 8943271, 17886542]

約数ペア:

[(1, 17886542), (2, 8943271), (61, 293222), (122, 146611), (271, 66002), (541, 33062), (542, 33001), (1082, 16531)]