18780168

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 53625600

約数和(自身を除く): 34845432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 33, 44, 58, 66, 87, 88, 116, 121, 132, 174, 223, 232, 242, 264, 319, 348, 363, 446, 484, 638, 669, 696, 726, 892, 957, 968, 1276, 1338, 1452, 1784, 1914, 2453, 2552, 2676, 2904, 3509, 3828, 4906, 5352, 6467, 7018, 7359, 7656, 9812, 10527, 12934, 14036, 14718, 19401, 19624, 21054, 25868, 26983, 28072, 29436, 38802, 42108, 51736, 53966, 58872, 71137, 77604, 80949, 84216, 107932, 142274, 155208, 161898, 213411, 215864, 284548, 323796, 426822, 569096, 647592, 782507, 853644, 1565014, 1707288, 2347521, 3130028, 4695042, 6260056, 9390084, 18780168]

約数ペア:

[(1, 18780168), (2, 9390084), (3, 6260056), (4, 4695042), (6, 3130028), (8, 2347521), (11, 1707288), (12, 1565014), (22, 853644), (24, 782507), (29, 647592), (33, 569096), (44, 426822), (58, 323796), (66, 284548), (87, 215864), (88, 213411), (116, 161898), (121, 155208), (132, 142274), (174, 107932), (223, 84216), (232, 80949), (242, 77604), (264, 71137), (319, 58872), (348, 53966), (363, 51736), (446, 42108), (484, 38802), (638, 29436), (669, 28072), (696, 26983), (726, 25868), (892, 21054), (957, 19624), (968, 19401), (1276, 14718), (1338, 14036), (1452, 12934), (1784, 10527), (1914, 9812), (2453, 7656), (2552, 7359), (2676, 7018), (2904, 6467), (3509, 5352), (3828, 4906)]