12889490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41579}}^1$

素因数の和:41617

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 11060590

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 41579, 83158, 207895, 415790, 1288949, 2577898, 6444745, 12889490]

約数ペア:

[(1, 12889490), (2, 6444745), (5, 2577898), (10, 1288949), (31, 415790), (62, 207895), (155, 83158), (310, 41579)]