19380782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{13903}}^1$

素因数の和:13963

約数の個数: 16

約数和(自身を含む): 31534272

約数和(自身を除く): 12153490

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 13903, 27806, 236351, 472702, 570023, 1140046, 9690391, 19380782]

約数ペア:

[(1, 19380782), (2, 9690391), (17, 1140046), (34, 570023), (41, 472702), (82, 236351), (697, 27806), (1394, 13903)]