20108942

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 36033984

約数和(自身を除く): 15925042

約数列:

[1, 2, 7, 14, 41, 53, 82, 106, 287, 371, 574, 661, 742, 1322, 2173, 4346, 4627, 9254, 15211, 27101, 30422, 35033, 54202, 70066, 189707, 245231, 379414, 490462, 1436353, 2872706, 10054471, 20108942]

約数ペア:

[(1, 20108942), (2, 10054471), (7, 2872706), (14, 1436353), (41, 490462), (53, 379414), (82, 245231), (106, 189707), (287, 70066), (371, 54202), (574, 35033), (661, 30422), (742, 27101), (1322, 15211), (2173, 9254), (4346, 4627)]