18379739

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 21565440

約数和(自身を除く): 3185701

約数列:

[1, 7, 59, 191, 233, 413, 1337, 1631, 11269, 13747, 44503, 78883, 96229, 311521, 2625677, 18379739]

約数ペア:

[(1, 18379739), (7, 2625677), (59, 311521), (191, 96229), (233, 78883), (413, 44503), (1337, 13747), (1631, 11269)]