20087841890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87338443}}^1$

素因数の和:87338473

約数の個数: 16

約数和(自身を含む): 37730207808

約数和(自身を除く): 17642365918

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87338443, 174676886, 436692215, 873384430, 2008784189, 4017568378, 10043920945, 20087841890]

約数ペア:

[(1, 20087841890), (2, 10043920945), (5, 4017568378), (10, 2008784189), (23, 873384430), (46, 436692215), (115, 174676886), (230, 87338443)]