19070919

素因数分解:

$3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1151}}^1$

素因数の和:1427

約数の個数: 24

約数和(自身を含む): 31629312

約数和(自身を除く): 12558393

約数列:

[1, 3, 7, 9, 21, 63, 263, 789, 1151, 1841, 2367, 3453, 5523, 8057, 10359, 16569, 24171, 72513, 302713, 908139, 2118991, 2724417, 6356973, 19070919]

約数ペア:

[(1, 19070919), (3, 6356973), (7, 2724417), (9, 2118991), (21, 908139), (63, 302713), (263, 72513), (789, 24171), (1151, 16569), (1841, 10359), (2367, 8057), (3453, 5523)]