20138471178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{479487409}}^1$

素因数の和:479487421

約数の個数: 16

約数和(自身を含む): 46030791360

約数和(自身を除く): 25892320182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 479487409, 958974818, 1438462227, 2876924454, 3356411863, 6712823726, 10069235589, 20138471178]

約数ペア:

[(1, 20138471178), (2, 10069235589), (3, 6712823726), (6, 3356411863), (7, 2876924454), (14, 1438462227), (21, 958974818), (42, 479487409)]