18935136

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 60540480

約数和(自身を除く): 41605344

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 43, 44, 48, 66, 72, 86, 88, 96, 99, 129, 132, 139, 144, 172, 176, 198, 258, 264, 278, 288, 344, 352, 387, 396, 417, 473, 516, 528, 556, 688, 774, 792, 834, 946, 1032, 1056, 1112, 1251, 1376, 1419, 1529, 1548, 1584, 1668, 1892, 2064, 2224, 2502, 2838, 3058, 3096, 3168, 3336, 3784, 4128, 4257, 4448, 4587, 5004, 5676, 5977, 6116, 6192, 6672, 7568, 8514, 9174, 10008, 11352, 11954, 12232, 12384, 13344, 13761, 15136, 17028, 17931, 18348, 20016, 22704, 23908, 24464, 27522, 34056, 35862, 36696, 40032, 45408, 47816, 48928, 53793, 55044, 65747, 68112, 71724, 73392, 95632, 107586, 110088, 131494, 136224, 143448, 146784, 191264, 197241, 215172, 220176, 262988, 286896, 394482, 430344, 440352, 525976, 573792, 591723, 788964, 860688, 1051952, 1183446, 1577928, 1721376, 2103904, 2366892, 3155856, 4733784, 6311712, 9467568, 18935136]

約数ペア:

[(1, 18935136), (2, 9467568), (3, 6311712), (4, 4733784), (6, 3155856), (8, 2366892), (9, 2103904), (11, 1721376), (12, 1577928), (16, 1183446), (18, 1051952), (22, 860688), (24, 788964), (32, 591723), (33, 573792), (36, 525976), (43, 440352), (44, 430344), (48, 394482), (66, 286896), (72, 262988), (86, 220176), (88, 215172), (96, 197241), (99, 191264), (129, 146784), (132, 143448), (139, 136224), (144, 131494), (172, 110088), (176, 107586), (198, 95632), (258, 73392), (264, 71724), (278, 68112), (288, 65747), (344, 55044), (352, 53793), (387, 48928), (396, 47816), (417, 45408), (473, 40032), (516, 36696), (528, 35862), (556, 34056), (688, 27522), (774, 24464), (792, 23908), (834, 22704), (946, 20016), (1032, 18348), (1056, 17931), (1112, 17028), (1251, 15136), (1376, 13761), (1419, 13344), (1529, 12384), (1548, 12232), (1584, 11954), (1668, 11352), (1892, 10008), (2064, 9174), (2224, 8514), (2502, 7568), (2838, 6672), (3058, 6192), (3096, 6116), (3168, 5977), (3336, 5676), (3784, 5004), (4128, 4587), (4257, 4448)]