19221770

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4339}}^1$

素因数の和:4789

約数の個数: 16

約数和(自身を含む): 34685280

約数和(自身を除く): 15463510

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4339, 4430, 8678, 21695, 43390, 1922177, 3844354, 9610885, 19221770]

約数ペア:

[(1, 19221770), (2, 9610885), (5, 3844354), (10, 1922177), (443, 43390), (886, 21695), (2215, 8678), (4339, 4430)]