19417710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49789}}^1$

素因数の和:49812

約数の個数: 32

約数和(自身を含む): 50188320

約数和(自身を除く): 30770610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49789, 99578, 149367, 248945, 298734, 497890, 647257, 746835, 1294514, 1493670, 1941771, 3236285, 3883542, 6472570, 9708855, 19417710]

約数ペア:

[(1, 19417710), (2, 9708855), (3, 6472570), (5, 3883542), (6, 3236285), (10, 1941771), (13, 1493670), (15, 1294514), (26, 746835), (30, 647257), (39, 497890), (65, 298734), (78, 248945), (130, 149367), (195, 99578), (390, 49789)]