19776354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{253543}}^1$

素因数の和:253561

約数の個数: 16

約数和(自身を含む): 42595392

約数和(自身を除く): 22819038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 253543, 507086, 760629, 1521258, 3296059, 6592118, 9888177, 19776354]

約数ペア:

[(1, 19776354), (2, 9888177), (3, 6592118), (6, 3296059), (13, 1521258), (26, 760629), (39, 507086), (78, 253543)]