19829212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12301}}^1$

素因数の和:12349

約数の個数: 24

約数和(自身を含む): 38579072

約数和(自身を除く): 18749860

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 12301, 24602, 49204, 159913, 319826, 381331, 639652, 762662, 1525324, 4957303, 9914606, 19829212]

約数ペア:

[(1, 19829212), (2, 9914606), (4, 4957303), (13, 1525324), (26, 762662), (31, 639652), (52, 381331), (62, 319826), (124, 159913), (403, 49204), (806, 24602), (1612, 12301)]