20148168770

素因数分解:

$2^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{3114091}}^1$

素因数の和:3114745

約数の個数: 16

約数和(自身を含む): 36322769088

約数和(自身を除く): 16174600318

約数列:

[1, 2, 5, 10, 647, 1294, 3235, 6470, 3114091, 6228182, 15570455, 31140910, 2014816877, 4029633754, 10074084385, 20148168770]

約数ペア:

[(1, 20148168770), (2, 10074084385), (5, 4029633754), (10, 2014816877), (647, 31140910), (1294, 15570455), (3235, 6228182), (6470, 3114091)]