12945890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44641}}^1$

素因数の和:44677

約数の個数: 16

約数和(自身を含む): 24106680

約数和(自身を除く): 11160790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 44641, 89282, 223205, 446410, 1294589, 2589178, 6472945, 12945890]

約数ペア:

[(1, 12945890), (2, 6472945), (5, 2589178), (10, 1294589), (29, 446410), (58, 223205), (145, 89282), (290, 44641)]