20422045

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1103}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 29304576

約数和(自身を除く): 8882531

約数列:

[1, 5, 7, 23, 35, 115, 161, 529, 805, 1103, 2645, 3703, 5515, 7721, 18515, 25369, 38605, 126845, 177583, 583487, 887915, 2917435, 4084409, 20422045]

約数ペア:

[(1, 20422045), (5, 4084409), (7, 2917435), (23, 887915), (35, 583487), (115, 177583), (161, 126845), (529, 38605), (805, 25369), (1103, 18515), (2645, 7721), (3703, 5515)]