20923844

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 37470048

約数和(自身を除く): 16546204

約数列:

[1, 2, 4, 73, 131, 146, 262, 292, 524, 547, 1094, 2188, 9563, 19126, 38252, 39931, 71657, 79862, 143314, 159724, 286628, 5230961, 10461922, 20923844]

約数ペア:

[(1, 20923844), (2, 10461922), (4, 5230961), (73, 286628), (131, 159724), (146, 143314), (262, 79862), (292, 71657), (524, 39931), (547, 38252), (1094, 19126), (2188, 9563)]