20170228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22817}}^1$

素因数の和:22851

約数の個数: 24

約数和(自身を含む): 40250952

約数和(自身を除く): 20080724

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 22817, 45634, 91268, 296621, 387889, 593242, 775778, 1186484, 1551556, 5042557, 10085114, 20170228]

約数ペア:

[(1, 20170228), (2, 10085114), (4, 5042557), (13, 1551556), (17, 1186484), (26, 775778), (34, 593242), (52, 387889), (68, 296621), (221, 91268), (442, 45634), (884, 22817)]