20071491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12941}}^1$

素因数の和:13002

約数の個数: 16

約数和(自身を含む): 29818368

約数和(自身を除く): 9746877

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 12941, 38823, 142351, 427053, 608227, 1824681, 6690497, 20071491]

約数ペア:

[(1, 20071491), (3, 6690497), (11, 1824681), (33, 608227), (47, 427053), (141, 142351), (517, 38823), (1551, 12941)]