18376728

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 49390560

約数和(自身を除く): 31013832

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 73, 102, 136, 146, 204, 219, 292, 408, 438, 584, 617, 876, 1234, 1241, 1752, 1851, 2468, 2482, 3702, 3723, 4936, 4964, 7404, 7446, 9928, 10489, 14808, 14892, 20978, 29784, 31467, 41956, 45041, 62934, 83912, 90082, 125868, 135123, 180164, 251736, 270246, 360328, 540492, 765697, 1080984, 1531394, 2297091, 3062788, 4594182, 6125576, 9188364, 18376728]

約数ペア:

[(1, 18376728), (2, 9188364), (3, 6125576), (4, 4594182), (6, 3062788), (8, 2297091), (12, 1531394), (17, 1080984), (24, 765697), (34, 540492), (51, 360328), (68, 270246), (73, 251736), (102, 180164), (136, 135123), (146, 125868), (204, 90082), (219, 83912), (292, 62934), (408, 45041), (438, 41956), (584, 31467), (617, 29784), (876, 20978), (1234, 14892), (1241, 14808), (1752, 10489), (1851, 9928), (2468, 7446), (2482, 7404), (3702, 4964), (3723, 4936)]