20143401

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 29552640

約数和(自身を除く): 9409239

約数列:

[1, 3, 19, 47, 57, 73, 103, 141, 219, 309, 893, 1387, 1957, 2679, 3431, 4161, 4841, 5871, 7519, 10293, 14523, 22557, 65189, 91979, 142861, 195567, 275937, 353393, 428583, 1060179, 6714467, 20143401]

約数ペア:

[(1, 20143401), (3, 6714467), (19, 1060179), (47, 428583), (57, 353393), (73, 275937), (103, 195567), (141, 142861), (219, 91979), (309, 65189), (893, 22557), (1387, 14523), (1957, 10293), (2679, 7519), (3431, 5871), (4161, 4841)]