20147661597

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{105767}}^1$

素因数の和:106017

約数の個数: 32

約数和(自身を含む): 31517171712

約数和(自身を除く): 11369510115

約数列:

[1, 3, 7, 21, 47, 141, 193, 329, 579, 987, 1351, 4053, 9071, 27213, 63497, 105767, 190491, 317301, 740369, 2221107, 4971049, 14913147, 20413031, 34797343, 61239093, 104392029, 142891217, 428673651, 959412457, 2878237371, 6715887199, 20147661597]

約数ペア:

[(1, 20147661597), (3, 6715887199), (7, 2878237371), (21, 959412457), (47, 428673651), (141, 142891217), (193, 104392029), (329, 61239093), (579, 34797343), (987, 20413031), (1351, 14913147), (4053, 4971049), (9071, 2221107), (27213, 740369), (63497, 317301), (105767, 190491)]