19658996

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5279}}^1$

素因数の和:5316

約数の個数: 36

約数和(自身を含む): 42134400

約数和(自身を除く): 22475404

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5279, 10558, 21116, 36953, 73906, 100301, 147812, 200602, 258671, 401204, 517342, 702107, 1034684, 1404214, 2808428, 4914749, 9829498, 19658996]

約数ペア:

[(1, 19658996), (2, 9829498), (4, 4914749), (7, 2808428), (14, 1404214), (19, 1034684), (28, 702107), (38, 517342), (49, 401204), (76, 258671), (98, 200602), (133, 147812), (196, 100301), (266, 73906), (532, 36953), (931, 21116), (1862, 10558), (3724, 5279)]