19975403

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5179}}^1$

素因数の和:5234

約数の個数: 16

約数和(自身を含む): 24864000

約数和(自身を除く): 4888597

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 5179, 36253, 98401, 150191, 688807, 1051337, 2853629, 19975403]

約数ペア:

[(1, 19975403), (7, 2853629), (19, 1051337), (29, 688807), (133, 150191), (203, 98401), (551, 36253), (3857, 5179)]