19911624

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1319}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 34261176

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 37, 51, 68, 74, 102, 111, 136, 148, 204, 222, 296, 408, 444, 629, 888, 1258, 1319, 1887, 2516, 2638, 3774, 3957, 5032, 5276, 7548, 7914, 10552, 15096, 15828, 22423, 31656, 44846, 48803, 67269, 89692, 97606, 134538, 146409, 179384, 195212, 269076, 292818, 390424, 538152, 585636, 829651, 1171272, 1659302, 2488953, 3318604, 4977906, 6637208, 9955812, 19911624]

約数ペア:

[(1, 19911624), (2, 9955812), (3, 6637208), (4, 4977906), (6, 3318604), (8, 2488953), (12, 1659302), (17, 1171272), (24, 829651), (34, 585636), (37, 538152), (51, 390424), (68, 292818), (74, 269076), (102, 195212), (111, 179384), (136, 146409), (148, 134538), (204, 97606), (222, 89692), (296, 67269), (408, 48803), (444, 44846), (629, 31656), (888, 22423), (1258, 15828), (1319, 15096), (1887, 10552), (2516, 7914), (2638, 7548), (3774, 5276), (3957, 5032)]