19842524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{227}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 38498712

約数和(自身を除く): 18656188

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 227, 454, 533, 908, 1066, 1681, 2132, 2951, 3362, 5902, 6724, 9307, 11804, 18614, 21853, 37228, 43706, 87412, 120991, 241982, 381587, 483964, 763174, 1526348, 4960631, 9921262, 19842524]

約数ペア:

[(1, 19842524), (2, 9921262), (4, 4960631), (13, 1526348), (26, 763174), (41, 483964), (52, 381587), (82, 241982), (164, 120991), (227, 87412), (454, 43706), (533, 37228), (908, 21853), (1066, 18614), (1681, 11804), (2132, 9307), (2951, 6724), (3362, 5902)]