42990236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{565661}}^1$

素因数の和:565684

約数の個数: 12

約数和(自身を含む): 79192680

約数和(自身を除く): 36202444

約数列:

[1, 2, 4, 19, 38, 76, 565661, 1131322, 2262644, 10747559, 21495118, 42990236]

約数ペア:

[(1, 42990236), (2, 21495118), (4, 10747559), (19, 2262644), (38, 1131322), (76, 565661)]