20174665

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 30046464

約数和(自身を除く): 9871799

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 595, 697, 827, 1435, 3485, 4135, 4879, 5789, 14059, 24395, 28945, 33907, 70295, 98413, 169535, 237349, 492065, 576419, 1186745, 2882095, 4034933, 20174665]

約数ペア:

[(1, 20174665), (5, 4034933), (7, 2882095), (17, 1186745), (35, 576419), (41, 492065), (85, 237349), (119, 169535), (205, 98413), (287, 70295), (595, 33907), (697, 28945), (827, 24395), (1435, 14059), (3485, 5789), (4135, 4879)]