19001026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 33073920

約数和(自身を除く): 14072894

約数列:

[1, 2, 11, 19, 22, 38, 131, 209, 262, 347, 418, 694, 1441, 2489, 2882, 3817, 4978, 6593, 7634, 13186, 27379, 45457, 54758, 72523, 90914, 145046, 500027, 863683, 1000054, 1727366, 9500513, 19001026]

約数ペア:

[(1, 19001026), (2, 9500513), (11, 1727366), (19, 1000054), (22, 863683), (38, 500027), (131, 145046), (209, 90914), (262, 72523), (347, 54758), (418, 45457), (694, 27379), (1441, 13186), (2489, 7634), (2882, 6593), (3817, 4978)]