19981356

素因数分解:

$2^2\times 3^1\times {\mathrm{239}}^1\times {\mathrm{6967}}^1$

素因数の和:7213

約数の個数: 24

約数和(自身を含む): 46824960

約数和(自身を除く): 26843604

約数列:

[1, 2, 3, 4, 6, 12, 239, 478, 717, 956, 1434, 2868, 6967, 13934, 20901, 27868, 41802, 83604, 1665113, 3330226, 4995339, 6660452, 9990678, 19981356]

約数ペア:

[(1, 19981356), (2, 9990678), (3, 6660452), (4, 4995339), (6, 3330226), (12, 1665113), (239, 83604), (478, 41802), (717, 27868), (956, 20901), (1434, 13934), (2868, 6967)]