20509462

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{971}}^1$

素因数の和:1211

約数の個数: 16

約数和(自身を含む): 31492800

約数和(自身を除く): 10983338

約数列:

[1, 2, 59, 118, 179, 358, 971, 1942, 10561, 21122, 57289, 114578, 173809, 347618, 10254731, 20509462]

約数ペア:

[(1, 20509462), (2, 10254731), (59, 347618), (118, 173809), (179, 114578), (358, 57289), (971, 21122), (1942, 10561)]