20479796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7283}}^1$

素因数の和:7343

約数の個数: 24

約数和(自身を含む): 38750880

約数和(自身を除く): 18271084

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 7283, 14566, 29132, 138377, 269471, 276754, 538942, 553508, 1077884, 5119949, 10239898, 20479796]

約数ペア:

[(1, 20479796), (2, 10239898), (4, 5119949), (19, 1077884), (37, 553508), (38, 538942), (74, 276754), (76, 269471), (148, 138377), (703, 29132), (1406, 14566), (2812, 7283)]