20015018

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{30983}}^1$

素因数の和:31021

約数の個数: 16

約数和(自身を含む): 33462720

約数和(自身を除く): 13447702

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 30983, 61966, 526711, 588677, 1053422, 1177354, 10007509, 20015018]

約数ペア:

[(1, 20015018), (2, 10007509), (17, 1177354), (19, 1053422), (34, 588677), (38, 526711), (323, 61966), (646, 30983)]