19732275

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 39997440

約数和(自身を除く): 20265165

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 31, 41, 45, 69, 75, 93, 115, 123, 135, 155, 205, 207, 225, 279, 345, 369, 465, 575, 615, 621, 675, 713, 775, 837, 943, 1025, 1035, 1107, 1271, 1395, 1725, 1845, 2139, 2325, 2829, 3075, 3105, 3565, 3813, 4185, 4715, 5175, 5535, 6355, 6417, 6975, 8487, 9225, 10695, 11439, 14145, 15525, 17825, 19065, 19251, 20925, 23575, 25461, 27675, 29233, 31775, 32085, 34317, 42435, 53475, 57195, 70725, 87699, 95325, 96255, 127305, 146165, 160425, 171585, 212175, 263097, 285975, 438495, 481275, 636525, 730825, 789291, 857925, 1315485, 2192475, 3946455, 6577425, 19732275]

約数ペア:

[(1, 19732275), (3, 6577425), (5, 3946455), (9, 2192475), (15, 1315485), (23, 857925), (25, 789291), (27, 730825), (31, 636525), (41, 481275), (45, 438495), (69, 285975), (75, 263097), (93, 212175), (115, 171585), (123, 160425), (135, 146165), (155, 127305), (205, 96255), (207, 95325), (225, 87699), (279, 70725), (345, 57195), (369, 53475), (465, 42435), (575, 34317), (615, 32085), (621, 31775), (675, 29233), (713, 27675), (775, 25461), (837, 23575), (943, 20925), (1025, 19251), (1035, 19065), (1107, 17825), (1271, 15525), (1395, 14145), (1725, 11439), (1845, 10695), (2139, 9225), (2325, 8487), (2829, 6975), (3075, 6417), (3105, 6355), (3565, 5535), (3813, 5175), (4185, 4715)]