2191436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 4558176

約数和(自身を除く): 2366740

約数列:

[1, 2, 4, 13, 17, 26, 34, 37, 52, 67, 68, 74, 134, 148, 221, 268, 442, 481, 629, 871, 884, 962, 1139, 1258, 1742, 1924, 2278, 2479, 2516, 3484, 4556, 4958, 8177, 9916, 14807, 16354, 29614, 32227, 32708, 42143, 59228, 64454, 84286, 128908, 168572, 547859, 1095718, 2191436]

約数ペア:

[(1, 2191436), (2, 1095718), (4, 547859), (13, 168572), (17, 128908), (26, 84286), (34, 64454), (37, 59228), (52, 42143), (67, 32708), (68, 32227), (74, 29614), (134, 16354), (148, 14807), (221, 9916), (268, 8177), (442, 4958), (481, 4556), (629, 3484), (871, 2516), (884, 2479), (962, 2278), (1139, 1924), (1258, 1742)]