19697902

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^2\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 36

約数和(自身を含む): 35745840

約数和(自身を除く): 16047938

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 239, 406, 478, 841, 1421, 1673, 1682, 2842, 3346, 5887, 6931, 11711, 11774, 13862, 23422, 41209, 48517, 82418, 97034, 200999, 339619, 401998, 679238, 1406993, 2813986, 9848951, 19697902]

約数ペア:

[(1, 19697902), (2, 9848951), (7, 2813986), (14, 1406993), (29, 679238), (49, 401998), (58, 339619), (98, 200999), (203, 97034), (239, 82418), (406, 48517), (478, 41209), (841, 23422), (1421, 13862), (1673, 11774), (1682, 11711), (2842, 6931), (3346, 5887)]