19240431

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11241489

約数列:

[1, 3, 7, 21, 53, 59, 159, 177, 293, 371, 413, 879, 1113, 1239, 2051, 3127, 6153, 9381, 15529, 17287, 21889, 46587, 51861, 65667, 108703, 121009, 326109, 363027, 916211, 2748633, 6413477, 19240431]

約数ペア:

[(1, 19240431), (3, 6413477), (7, 2748633), (21, 916211), (53, 363027), (59, 326109), (159, 121009), (177, 108703), (293, 65667), (371, 51861), (413, 46587), (879, 21889), (1113, 17287), (1239, 15529), (2051, 9381), (3127, 6153)]