20941135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1609}}^1$

素因数の和:1770

約数の個数: 16

約数和(自身を含む): 26661600

約数和(自身を除く): 5720465

約数列:

[1, 5, 19, 95, 137, 685, 1609, 2603, 8045, 13015, 30571, 152855, 220433, 1102165, 4188227, 20941135]

約数ペア:

[(1, 20941135), (5, 4188227), (19, 1102165), (95, 220433), (137, 152855), (685, 30571), (1609, 13015), (2603, 8045)]