19243510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13457}}^1$

素因数の和:13488

約数の個数: 32

約数和(自身を含む): 40696992

約数和(自身を除く): 21453482

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 13457, 26914, 67285, 134570, 148027, 174941, 296054, 349882, 740135, 874705, 1480270, 1749410, 1924351, 3848702, 9621755, 19243510]

約数ペア:

[(1, 19243510), (2, 9621755), (5, 3848702), (10, 1924351), (11, 1749410), (13, 1480270), (22, 874705), (26, 740135), (55, 349882), (65, 296054), (110, 174941), (130, 148027), (143, 134570), (286, 67285), (715, 26914), (1430, 13457)]