18738699

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4229}}^1$

素因数の和:4450

約数の個数: 16

約数和(自身を含む): 28696320

約数和(自身を除く): 9957621

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4229, 4431, 12687, 29603, 88809, 892319, 2676957, 6246233, 18738699]

約数ペア:

[(1, 18738699), (3, 6246233), (7, 2676957), (21, 892319), (211, 88809), (633, 29603), (1477, 12687), (4229, 4431)]