19813686

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{46511}}^1$

素因数の和:46587

約数の個数: 16

約数和(自身を含む): 40186368

約数和(自身を除く): 20372682

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 46511, 93022, 139533, 279066, 3302281, 6604562, 9906843, 19813686]

約数ペア:

[(1, 19813686), (2, 9906843), (3, 6604562), (6, 3302281), (71, 279066), (142, 139533), (213, 93022), (426, 46511)]