18217404

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^3\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 49402080

約数和(自身を除く): 31184676

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 103, 153, 204, 206, 289, 306, 309, 412, 578, 612, 618, 867, 927, 1156, 1236, 1734, 1751, 1854, 2601, 3468, 3502, 3708, 4913, 5202, 5253, 7004, 9826, 10404, 10506, 14739, 15759, 19652, 21012, 29478, 29767, 31518, 44217, 58956, 59534, 63036, 88434, 89301, 119068, 176868, 178602, 267903, 357204, 506039, 535806, 1012078, 1071612, 1518117, 2024156, 3036234, 4554351, 6072468, 9108702, 18217404]

約数ペア:

[(1, 18217404), (2, 9108702), (3, 6072468), (4, 4554351), (6, 3036234), (9, 2024156), (12, 1518117), (17, 1071612), (18, 1012078), (34, 535806), (36, 506039), (51, 357204), (68, 267903), (102, 178602), (103, 176868), (153, 119068), (204, 89301), (206, 88434), (289, 63036), (306, 59534), (309, 58956), (412, 44217), (578, 31518), (612, 29767), (618, 29478), (867, 21012), (927, 19652), (1156, 15759), (1236, 14739), (1734, 10506), (1751, 10404), (1854, 9826), (2601, 7004), (3468, 5253), (3502, 5202), (3708, 4913)]