17816964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 47067552

約数和(自身を除く): 29250588

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 73, 86, 129, 132, 146, 172, 219, 258, 292, 438, 473, 516, 803, 876, 946, 1419, 1606, 1849, 1892, 2409, 2838, 3139, 3212, 3698, 4818, 5547, 5676, 6278, 7396, 9417, 9636, 11094, 12556, 18834, 20339, 22188, 34529, 37668, 40678, 61017, 69058, 81356, 103587, 122034, 134977, 138116, 207174, 244068, 269954, 404931, 414348, 539908, 809862, 1484747, 1619724, 2969494, 4454241, 5938988, 8908482, 17816964]

約数ペア:

[(1, 17816964), (2, 8908482), (3, 5938988), (4, 4454241), (6, 2969494), (11, 1619724), (12, 1484747), (22, 809862), (33, 539908), (43, 414348), (44, 404931), (66, 269954), (73, 244068), (86, 207174), (129, 138116), (132, 134977), (146, 122034), (172, 103587), (219, 81356), (258, 69058), (292, 61017), (438, 40678), (473, 37668), (516, 34529), (803, 22188), (876, 20339), (946, 18834), (1419, 12556), (1606, 11094), (1849, 9636), (1892, 9417), (2409, 7396), (2838, 6278), (3139, 5676), (3212, 5547), (3698, 4818)]