2016507905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:969

約数の個数: 32

約数和(自身を含む): 2579804160

約数和(自身を除く): 563296255

約数列:

[1, 5, 19, 95, 127, 397, 421, 635, 1985, 2105, 2413, 7543, 7999, 12065, 37715, 39995, 50419, 53467, 167137, 252095, 267335, 835685, 957961, 1015873, 3175603, 4789805, 5079365, 15878015, 21226399, 106131995, 403301581, 2016507905]

約数ペア:

[(1, 2016507905), (5, 403301581), (19, 106131995), (95, 21226399), (127, 15878015), (397, 5079365), (421, 4789805), (635, 3175603), (1985, 1015873), (2105, 957961), (2413, 835685), (7543, 267335), (7999, 252095), (12065, 167137), (37715, 53467), (39995, 50419)]