17719390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136303}}^1$

素因数の和:136323

約数の個数: 16

約数和(自身を含む): 34348608

約数和(自身を除く): 16629218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 136303, 272606, 681515, 1363030, 1771939, 3543878, 8859695, 17719390]

約数ペア:

[(1, 17719390), (2, 8859695), (5, 3543878), (10, 1771939), (13, 1363030), (26, 681515), (65, 272606), (130, 136303)]