2018990139

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1229}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 2811248640

約数和(自身を除く): 792258501

約数列:

[1, 3, 47, 61, 141, 183, 191, 573, 1229, 2867, 3687, 8601, 8977, 11651, 26931, 34953, 57763, 74969, 173289, 224907, 234739, 547597, 704217, 1642791, 3523543, 10570629, 11032733, 14319079, 33098199, 42957237, 672996713, 2018990139]

約数ペア:

[(1, 2018990139), (3, 672996713), (47, 42957237), (61, 33098199), (141, 14319079), (183, 11032733), (191, 10570629), (573, 3523543), (1229, 1642791), (2867, 704217), (3687, 547597), (8601, 234739), (8977, 224907), (11651, 173289), (26931, 74969), (34953, 57763)]