20191998

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{18593}}^1$

素因数の和:18779

約数の個数: 16

約数和(自身を含む): 40609296

約数和(自身を除く): 20417298

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 18593, 37186, 55779, 111558, 3365333, 6730666, 10095999, 20191998]

約数ペア:

[(1, 20191998), (2, 10095999), (3, 6730666), (6, 3365333), (181, 111558), (362, 55779), (543, 37186), (1086, 18593)]