19783401

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1231}}^1$

素因数の和:1732

約数の個数: 16

約数和(自身を含む): 28858368

約数和(自身を除く): 9074967

約数列:

[1, 3, 11, 33, 487, 1231, 1461, 3693, 5357, 13541, 16071, 40623, 599497, 1798491, 6594467, 19783401]

約数ペア:

[(1, 19783401), (3, 6594467), (11, 1798491), (33, 599497), (487, 40623), (1231, 16071), (1461, 13541), (3693, 5357)]