20178654

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{42571}}^1$

素因数の和:42655

約数の個数: 16

約数和(自身を含む): 40869120

約数和(自身を除く): 20690466

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 42571, 85142, 127713, 255426, 3363109, 6726218, 10089327, 20178654]

約数ペア:

[(1, 20178654), (2, 10089327), (3, 6726218), (6, 3363109), (79, 255426), (158, 127713), (237, 85142), (474, 42571)]