20119498

素因数分解:

$2^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{859}}^1$

素因数の和:1114

約数の個数: 24

約数和(自身を含む): 35294400

約数和(自身を除く): 15174902

約数列:

[1, 2, 7, 14, 49, 98, 239, 478, 859, 1673, 1718, 3346, 6013, 11711, 12026, 23422, 42091, 84182, 205301, 410602, 1437107, 2874214, 10059749, 20119498]

約数ペア:

[(1, 20119498), (2, 10059749), (7, 2874214), (14, 1437107), (49, 410602), (98, 205301), (239, 84182), (478, 42091), (859, 23422), (1673, 12026), (1718, 11711), (3346, 6013)]