13219790

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{24943}}^1$

素因数の和:25003

約数の個数: 16

約数和(自身を含む): 24245568

約数和(自身を除く): 11025778

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 24943, 49886, 124715, 249430, 1321979, 2643958, 6609895, 13219790]

約数ペア:

[(1, 13219790), (2, 6609895), (5, 2643958), (10, 1321979), (53, 249430), (106, 124715), (265, 49886), (530, 24943)]