20347069605

素因数分解:

$3^1\times 5^1\times {\mathrm{67409}}^1\times {\mathrm{20123}}^1$

素因数の和:87540

約数の個数: 16

約数和(自身を含む): 32557412160

約数和(自身を除く): 12210342555

約数列:

[1, 3, 5, 15, 20123, 60369, 67409, 100615, 202227, 301845, 337045, 1011135, 1356471307, 4069413921, 6782356535, 20347069605]

約数ペア:

[(1, 20347069605), (3, 6782356535), (5, 4069413921), (15, 1356471307), (20123, 1011135), (60369, 337045), (67409, 301845), (100615, 202227)]