19253403

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2887}}^1$

素因数の和:2928

約数の個数: 32

約数和(自身を含む): 32345600

約数和(自身を除く): 13092197

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 2887, 6669, 8661, 25983, 37531, 54853, 77949, 112593, 164559, 337779, 493677, 713089, 1013337, 1481031, 2139267, 6417801, 19253403]

約数ペア:

[(1, 19253403), (3, 6417801), (9, 2139267), (13, 1481031), (19, 1013337), (27, 713089), (39, 493677), (57, 337779), (117, 164559), (171, 112593), (247, 77949), (351, 54853), (513, 37531), (741, 25983), (2223, 8661), (2887, 6669)]