20202909

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1483}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 28492800

約数和(自身を除く): 8289891

約数列:

[1, 3, 19, 57, 239, 717, 1483, 4449, 4541, 13623, 28177, 84531, 354437, 1063311, 6734303, 20202909]

約数ペア:

[(1, 20202909), (3, 6734303), (19, 1063311), (57, 354437), (239, 84531), (717, 28177), (1483, 13623), (4449, 4541)]