18390702

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 43732224

約数和(自身を除く): 25341522

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 37, 51, 66, 74, 102, 111, 187, 222, 374, 407, 443, 561, 629, 814, 886, 1122, 1221, 1258, 1329, 1887, 2442, 2658, 3774, 4873, 6919, 7531, 9746, 13838, 14619, 15062, 16391, 20757, 22593, 29238, 32782, 41514, 45186, 49173, 82841, 98346, 165682, 180301, 248523, 278647, 360602, 497046, 540903, 557294, 835941, 1081806, 1671882, 3065117, 6130234, 9195351, 18390702]

約数ペア:

[(1, 18390702), (2, 9195351), (3, 6130234), (6, 3065117), (11, 1671882), (17, 1081806), (22, 835941), (33, 557294), (34, 540903), (37, 497046), (51, 360602), (66, 278647), (74, 248523), (102, 180301), (111, 165682), (187, 98346), (222, 82841), (374, 49173), (407, 45186), (443, 41514), (561, 32782), (629, 29238), (814, 22593), (886, 20757), (1122, 16391), (1221, 15062), (1258, 14619), (1329, 13838), (1887, 9746), (2442, 7531), (2658, 6919), (3774, 4873)]