17993268

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 49061376

約数和(自身を除く): 31068108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 701, 713, 828, 1116, 1402, 1426, 2103, 2139, 2804, 2852, 4206, 4278, 6309, 6417, 8412, 8556, 12618, 12834, 16123, 21731, 25236, 25668, 32246, 43462, 48369, 64492, 65193, 86924, 96738, 130386, 145107, 193476, 195579, 260772, 290214, 391158, 499813, 580428, 782316, 999626, 1499439, 1999252, 2998878, 4498317, 5997756, 8996634, 17993268]

約数ペア:

[(1, 17993268), (2, 8996634), (3, 5997756), (4, 4498317), (6, 2998878), (9, 1999252), (12, 1499439), (18, 999626), (23, 782316), (31, 580428), (36, 499813), (46, 391158), (62, 290214), (69, 260772), (92, 195579), (93, 193476), (124, 145107), (138, 130386), (186, 96738), (207, 86924), (276, 65193), (279, 64492), (372, 48369), (414, 43462), (558, 32246), (701, 25668), (713, 25236), (828, 21731), (1116, 16123), (1402, 12834), (1426, 12618), (2103, 8556), (2139, 8412), (2804, 6417), (2852, 6309), (4206, 4278)]