19401964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15017}}^1$

素因数の和:15057

約数の個数: 24

約数和(自身を含む): 37845360

約数和(自身を除く): 18443396

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 15017, 30034, 60068, 255289, 285323, 510578, 570646, 1021156, 1141292, 4850491, 9700982, 19401964]

約数ペア:

[(1, 19401964), (2, 9700982), (4, 4850491), (17, 1141292), (19, 1021156), (34, 570646), (38, 510578), (68, 285323), (76, 255289), (323, 60068), (646, 30034), (1292, 15017)]