20034950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{2371}}^1$

素因数の和:2409

約数の個数: 36

約数和(自身を含む): 40369068

約数和(自身を除く): 20334118

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 2371, 4225, 4742, 8450, 11855, 23710, 30823, 59275, 61646, 118550, 154115, 308230, 400699, 770575, 801398, 1541150, 2003495, 4006990, 10017475, 20034950]

約数ペア:

[(1, 20034950), (2, 10017475), (5, 4006990), (10, 2003495), (13, 1541150), (25, 801398), (26, 770575), (50, 400699), (65, 308230), (130, 154115), (169, 118550), (325, 61646), (338, 59275), (650, 30823), (845, 23710), (1690, 11855), (2371, 8450), (4225, 4742)]