20165296735

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1\times {\mathrm{40787}}^1$

素因数の和:42474

約数の個数: 16

約数和(自身を含む): 24610826592

約数和(自身を除く): 4445529857

約数列:

[1, 5, 61, 305, 1621, 8105, 40787, 98881, 203935, 494405, 2488007, 12440035, 66115727, 330578635, 4033059347, 20165296735]

約数ペア:

[(1, 20165296735), (5, 4033059347), (61, 330578635), (305, 66115727), (1621, 12440035), (8105, 2488007), (40787, 494405), (98881, 203935)]