19102851

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 30259200

約数和(自身を除く): 11156349

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 261, 279, 783, 787, 837, 899, 2361, 2697, 7083, 8091, 21249, 22823, 24273, 24397, 68469, 73191, 205407, 219573, 616221, 658719, 707513, 2122539, 6367617, 19102851]

約数ペア:

[(1, 19102851), (3, 6367617), (9, 2122539), (27, 707513), (29, 658719), (31, 616221), (87, 219573), (93, 205407), (261, 73191), (279, 68469), (783, 24397), (787, 24273), (837, 22823), (899, 21249), (2361, 8091), (2697, 7083)]