20238325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 26694720

約数和(自身を除く): 6456395

約数列:

[1, 5, 19, 25, 95, 137, 311, 475, 685, 1555, 2603, 3425, 5909, 7775, 13015, 29545, 42607, 65075, 147725, 213035, 809533, 1065175, 4047665, 20238325]

約数ペア:

[(1, 20238325), (5, 4047665), (19, 1065175), (25, 809533), (95, 213035), (137, 147725), (311, 65075), (475, 42607), (685, 29545), (1555, 13015), (2603, 7775), (3425, 5909)]