20439484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9587}}^1$

素因数の和:9645

約数の個数: 24

約数和(自身を含む): 39464208

約数和(自身を除く): 19024724

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 9587, 19174, 38348, 124631, 249262, 393067, 498524, 786134, 1572268, 5109871, 10219742, 20439484]

約数ペア:

[(1, 20439484), (2, 10219742), (4, 5109871), (13, 1572268), (26, 786134), (41, 498524), (52, 393067), (82, 249262), (164, 124631), (533, 38348), (1066, 19174), (2132, 9587)]