20741055

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 35112960

約数和(自身を除く): 14371905

約数列:

[1, 3, 5, 15, 23, 69, 79, 115, 237, 345, 395, 761, 1185, 1817, 2283, 3805, 5451, 9085, 11415, 17503, 27255, 52509, 60119, 87515, 180357, 262545, 300595, 901785, 1382737, 4148211, 6913685, 20741055]

約数ペア:

[(1, 20741055), (3, 6913685), (5, 4148211), (15, 1382737), (23, 901785), (69, 300595), (79, 262545), (115, 180357), (237, 87515), (345, 60119), (395, 52509), (761, 27255), (1185, 17503), (1817, 11415), (2283, 9085), (3805, 5451)]