18736452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 54600000

約数和(自身を除く): 35863548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 149, 252, 298, 447, 499, 596, 894, 998, 1043, 1341, 1497, 1788, 1996, 2086, 2682, 2994, 3129, 3493, 4172, 4491, 5364, 5988, 6258, 6986, 8982, 9387, 10479, 12516, 13972, 17964, 18774, 20958, 31437, 37548, 41916, 62874, 74351, 125748, 148702, 223053, 297404, 446106, 520457, 669159, 892212, 1040914, 1338318, 1561371, 2081828, 2676636, 3122742, 4684113, 6245484, 9368226, 18736452]

約数ペア:

[(1, 18736452), (2, 9368226), (3, 6245484), (4, 4684113), (6, 3122742), (7, 2676636), (9, 2081828), (12, 1561371), (14, 1338318), (18, 1040914), (21, 892212), (28, 669159), (36, 520457), (42, 446106), (63, 297404), (84, 223053), (126, 148702), (149, 125748), (252, 74351), (298, 62874), (447, 41916), (499, 37548), (596, 31437), (894, 20958), (998, 18774), (1043, 17964), (1341, 13972), (1497, 12516), (1788, 10479), (1996, 9387), (2086, 8982), (2682, 6986), (2994, 6258), (3129, 5988), (3493, 5364), (4172, 4491)]