19638405

素因数分解:

$3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1873}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 34204248

約数和(自身を除く): 14565843

約数列:

[1, 3, 5, 9, 15, 45, 233, 699, 1165, 1873, 2097, 3495, 5619, 9365, 10485, 16857, 28095, 84285, 436409, 1309227, 2182045, 3927681, 6546135, 19638405]

約数ペア:

[(1, 19638405), (3, 6546135), (5, 3927681), (9, 2182045), (15, 1309227), (45, 436409), (233, 84285), (699, 28095), (1165, 16857), (1873, 10485), (2097, 9365), (3495, 5619)]