18703329

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1624

約数の個数: 16

約数和(自身を含む): 25747200

約数和(自身を除く): 7043871

約数列:

[1, 3, 53, 79, 159, 237, 1489, 4187, 4467, 12561, 78917, 117631, 236751, 352893, 6234443, 18703329]

約数ペア:

[(1, 18703329), (3, 6234443), (53, 352893), (79, 236751), (159, 117631), (237, 78917), (1489, 12561), (4187, 4467)]