19737627

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 32643072

約数和(自身を除く): 12905445

約数列:

[1, 3, 7, 13, 21, 39, 91, 197, 273, 367, 591, 1101, 1379, 2561, 2569, 4137, 4771, 7683, 7707, 14313, 17927, 33397, 53781, 72299, 100191, 216897, 506093, 939887, 1518279, 2819661, 6579209, 19737627]

約数ペア:

[(1, 19737627), (3, 6579209), (7, 2819661), (13, 1518279), (21, 939887), (39, 506093), (91, 216897), (197, 100191), (273, 72299), (367, 53781), (591, 33397), (1101, 17927), (1379, 14313), (2561, 7707), (2569, 7683), (4137, 4771)]