19411552

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{2099}}^1$

素因数の和:2143

約数の個数: 36

約数和(自身を含む): 40616100

約数和(自身を除く): 21204548

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2099, 2312, 4198, 4624, 8396, 9248, 16792, 33584, 35683, 67168, 71366, 142732, 285464, 570928, 606611, 1141856, 1213222, 2426444, 4852888, 9705776, 19411552]

約数ペア:

[(1, 19411552), (2, 9705776), (4, 4852888), (8, 2426444), (16, 1213222), (17, 1141856), (32, 606611), (34, 570928), (68, 285464), (136, 142732), (272, 71366), (289, 67168), (544, 35683), (578, 33584), (1156, 16792), (2099, 9248), (2312, 8396), (4198, 4624)]