19776808

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18144152

約数列:

[1, 2, 4, 8, 113, 131, 167, 226, 262, 334, 452, 524, 668, 904, 1048, 1336, 14803, 18871, 21877, 29606, 37742, 43754, 59212, 75484, 87508, 118424, 150968, 175016, 2472101, 4944202, 9888404, 19776808]

約数ペア:

[(1, 19776808), (2, 9888404), (4, 4944202), (8, 2472101), (113, 175016), (131, 150968), (167, 118424), (226, 87508), (262, 75484), (334, 59212), (452, 43754), (524, 37742), (668, 29606), (904, 21877), (1048, 18871), (1336, 14803)]