19132456

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 43130880

約数和(自身を除く): 23998424

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 103, 107, 124, 206, 214, 217, 248, 412, 428, 434, 721, 749, 824, 856, 868, 1442, 1498, 1736, 2884, 2996, 3193, 3317, 5768, 5992, 6386, 6634, 11021, 12772, 13268, 22042, 22351, 23219, 25544, 26536, 44084, 44702, 46438, 77147, 88168, 89404, 92876, 154294, 178808, 185752, 308588, 341651, 617176, 683302, 1366604, 2391557, 2733208, 4783114, 9566228, 19132456]

約数ペア:

[(1, 19132456), (2, 9566228), (4, 4783114), (7, 2733208), (8, 2391557), (14, 1366604), (28, 683302), (31, 617176), (56, 341651), (62, 308588), (103, 185752), (107, 178808), (124, 154294), (206, 92876), (214, 89404), (217, 88168), (248, 77147), (412, 46438), (428, 44702), (434, 44084), (721, 26536), (749, 25544), (824, 23219), (856, 22351), (868, 22042), (1442, 13268), (1498, 12772), (1736, 11021), (2884, 6634), (2996, 6386), (3193, 5992), (3317, 5768)]