20213990

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{34261}}^1$

素因数の和:34327

約数の個数: 16

約数和(自身を含む): 37002960

約数和(自身を除く): 16788970

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 34261, 68522, 171305, 342610, 2021399, 4042798, 10106995, 20213990]

約数ペア:

[(1, 20213990), (2, 10106995), (5, 4042798), (10, 2021399), (59, 342610), (118, 171305), (295, 68522), (590, 34261)]