19390154

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{293}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 34715520

約数和(自身を除く): 15325366

約数列:

[1, 2, 7, 14, 29, 58, 163, 203, 293, 326, 406, 586, 1141, 2051, 2282, 4102, 4727, 8497, 9454, 16994, 33089, 47759, 59479, 66178, 95518, 118958, 334313, 668626, 1385011, 2770022, 9695077, 19390154]

約数ペア:

[(1, 19390154), (2, 9695077), (7, 2770022), (14, 1385011), (29, 668626), (58, 334313), (163, 118958), (203, 95518), (293, 66178), (326, 59479), (406, 47759), (586, 33089), (1141, 16994), (2051, 9454), (2282, 8497), (4102, 4727)]