19874498

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1614

約数の個数: 24

約数和(自身を含む): 34952400

約数和(自身を除く): 15077902

約数列:

[1, 2, 7, 14, 49, 98, 139, 278, 973, 1459, 1946, 2918, 6811, 10213, 13622, 20426, 71491, 142982, 202801, 405602, 1419607, 2839214, 9937249, 19874498]

約数ペア:

[(1, 19874498), (2, 9937249), (7, 2839214), (14, 1419607), (49, 405602), (98, 202801), (139, 142982), (278, 71491), (973, 20426), (1459, 13622), (1946, 10213), (2918, 6811)]