19236932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 39984000

約数和(自身を除く): 20747068

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 199, 286, 338, 398, 572, 676, 796, 1859, 2189, 2197, 2587, 3718, 4378, 4394, 5174, 7436, 8756, 8788, 10348, 24167, 28457, 33631, 48334, 56914, 67262, 96668, 113828, 134524, 369941, 437203, 739882, 874406, 1479764, 1748812, 4809233, 9618466, 19236932]

約数ペア:

[(1, 19236932), (2, 9618466), (4, 4809233), (11, 1748812), (13, 1479764), (22, 874406), (26, 739882), (44, 437203), (52, 369941), (143, 134524), (169, 113828), (199, 96668), (286, 67262), (338, 56914), (398, 48334), (572, 33631), (676, 28457), (796, 24167), (1859, 10348), (2189, 8788), (2197, 8756), (2587, 7436), (3718, 5174), (4378, 4394)]