20913730

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{35447}}^1$

素因数の和:35513

約数の個数: 16

約数和(自身を含む): 38283840

約数和(自身を除く): 17370110

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 35447, 70894, 177235, 354470, 2091373, 4182746, 10456865, 20913730]

約数ペア:

[(1, 20913730), (2, 10456865), (5, 4182746), (10, 2091373), (59, 354470), (118, 177235), (295, 70894), (590, 35447)]