19767993

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17761}}^1$

素因数の和:17824

約数の個数: 16

約数和(自身を含む): 30692736

約数和(自身を除く): 10924743

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 17761, 53283, 124327, 372981, 941333, 2823999, 6589331, 19767993]

約数ペア:

[(1, 19767993), (3, 6589331), (7, 2823999), (21, 941333), (53, 372981), (159, 124327), (371, 53283), (1113, 17761)]