19159196

素因数分解:

$2^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:666

約数の個数: 36

約数和(自身を含む): 39261600

約数和(自身を除く): 20102404

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 239, 409, 478, 818, 956, 1636, 1673, 2863, 3346, 5726, 6692, 11452, 11711, 20041, 23422, 40082, 46844, 80164, 97751, 195502, 391004, 684257, 1368514, 2737028, 4789799, 9579598, 19159196]

約数ペア:

[(1, 19159196), (2, 9579598), (4, 4789799), (7, 2737028), (14, 1368514), (28, 684257), (49, 391004), (98, 195502), (196, 97751), (239, 80164), (409, 46844), (478, 40082), (818, 23422), (956, 20041), (1636, 11711), (1673, 11452), (2863, 6692), (3346, 5726)]