20172499196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{709}}^1\times {\mathrm{3313}}^1$

素因数の和:4158

約数の個数: 48

約数和(自身を含む): 37552922400

約数和(自身を除く): 17380423204

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 709, 1418, 2147, 2836, 3313, 4294, 6626, 8588, 13252, 13471, 26942, 53884, 62947, 80117, 125894, 160234, 251788, 320468, 374369, 748738, 1497476, 1522223, 2348917, 3044446, 4697834, 6088892, 7113011, 9395668, 14226022, 28452044, 44629423, 89258846, 178517692, 265427621, 530855242, 1061710484, 5043124799, 10086249598, 20172499196]

約数ペア:

[(1, 20172499196), (2, 10086249598), (4, 5043124799), (19, 1061710484), (38, 530855242), (76, 265427621), (113, 178517692), (226, 89258846), (452, 44629423), (709, 28452044), (1418, 14226022), (2147, 9395668), (2836, 7113011), (3313, 6088892), (4294, 4697834), (6626, 3044446), (8588, 2348917), (13252, 1522223), (13471, 1497476), (26942, 748738), (53884, 374369), (62947, 320468), (80117, 251788), (125894, 160234)]