220143778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{13187}}^1$

素因数の和:13697

約数の個数: 16

約数和(自身を含む): 350378784

約数和(自身を除く): 130235006

約数列:

[1, 2, 17, 34, 491, 982, 8347, 13187, 16694, 26374, 224179, 448358, 6474817, 12949634, 110071889, 220143778]

約数ペア:

[(1, 220143778), (2, 110071889), (17, 12949634), (34, 6474817), (491, 448358), (982, 224179), (8347, 26374), (13187, 16694)]