4720018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:801

約数の個数: 16

約数和(自身を含む): 7499520

約数和(自身を除く): 2779502

約数列:

[1, 2, 19, 38, 223, 446, 557, 1114, 4237, 8474, 10583, 21166, 124211, 248422, 2360009, 4720018]

約数ペア:

[(1, 4720018), (2, 2360009), (19, 248422), (38, 124211), (223, 21166), (446, 10583), (557, 8474), (1114, 4237)]