201944990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1553423}}^1$

素因数の和:1553443

約数の個数: 16

約数和(自身を含む): 391462848

約数和(自身を除く): 189517858

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1553423, 3106846, 7767115, 15534230, 20194499, 40388998, 100972495, 201944990]

約数ペア:

[(1, 201944990), (2, 100972495), (5, 40388998), (10, 20194499), (13, 15534230), (26, 7767115), (65, 3106846), (130, 1553423)]