38154242

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 72449280

約数和(自身を除く): 34295038

約数列:

[1, 2, 7, 14, 19, 31, 38, 49, 62, 98, 133, 217, 266, 434, 589, 661, 931, 1178, 1322, 1519, 1862, 3038, 4123, 4627, 8246, 9254, 12559, 20491, 25118, 28861, 32389, 40982, 57722, 64778, 87913, 143437, 175826, 286874, 389329, 615391, 778658, 1004059, 1230782, 2008118, 2725303, 5450606, 19077121, 38154242]

約数ペア:

[(1, 38154242), (2, 19077121), (7, 5450606), (14, 2725303), (19, 2008118), (31, 1230782), (38, 1004059), (49, 778658), (62, 615391), (98, 389329), (133, 286874), (217, 175826), (266, 143437), (434, 87913), (589, 64778), (661, 57722), (931, 40982), (1178, 32389), (1322, 28861), (1519, 25118), (1862, 20491), (3038, 12559), (4123, 9254), (4627, 8246)]