19679210

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{32261}}^1$

素因数の和:32329

約数の個数: 16

約数和(自身を含む): 36004392

約数和(自身を除く): 16325182

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 32261, 64522, 161305, 322610, 1967921, 3935842, 9839605, 19679210]

約数ペア:

[(1, 19679210), (2, 9839605), (5, 3935842), (10, 1967921), (61, 322610), (122, 161305), (305, 64522), (610, 32261)]