19859710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152767}}^1$

素因数の和:152787

約数の個数: 16

約数和(自身を含む): 38497536

約数和(自身を除く): 18637826

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 152767, 305534, 763835, 1527670, 1985971, 3971942, 9929855, 19859710]

約数ペア:

[(1, 19859710), (2, 9929855), (5, 3971942), (10, 1985971), (13, 1527670), (26, 763835), (65, 305534), (130, 152767)]