18710972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35171}}^1$

素因数の和:35201

約数の個数: 24

約数和(自身を含む): 39392640

約数和(自身を除く): 20681668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 35171, 70342, 140684, 246197, 492394, 668249, 984788, 1336498, 2672996, 4677743, 9355486, 18710972]

約数ペア:

[(1, 18710972), (2, 9355486), (4, 4677743), (7, 2672996), (14, 1336498), (19, 984788), (28, 668249), (38, 492394), (76, 246197), (133, 140684), (266, 70342), (532, 35171)]