18171192

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 49392000

約数和(自身を除く): 31220808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 139, 156, 278, 312, 417, 419, 556, 834, 838, 1112, 1257, 1668, 1676, 1807, 2514, 3336, 3352, 3614, 5028, 5421, 5447, 7228, 10056, 10842, 10894, 14456, 16341, 21684, 21788, 32682, 43368, 43576, 58241, 65364, 116482, 130728, 174723, 232964, 349446, 465928, 698892, 757133, 1397784, 1514266, 2271399, 3028532, 4542798, 6057064, 9085596, 18171192]

約数ペア:

[(1, 18171192), (2, 9085596), (3, 6057064), (4, 4542798), (6, 3028532), (8, 2271399), (12, 1514266), (13, 1397784), (24, 757133), (26, 698892), (39, 465928), (52, 349446), (78, 232964), (104, 174723), (139, 130728), (156, 116482), (278, 65364), (312, 58241), (417, 43576), (419, 43368), (556, 32682), (834, 21788), (838, 21684), (1112, 16341), (1257, 14456), (1668, 10894), (1676, 10842), (1807, 10056), (2514, 7228), (3336, 5447), (3352, 5421), (3614, 5028)]