20199863585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1583}}^1\times {\mathrm{12211}}^1$

素因数の和:13829

約数の個数: 32

約数和(自身を含む): 27855083520

約数和(自身を除く): 7655219935

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1583, 7915, 12211, 17413, 30077, 61055, 87065, 134321, 150385, 232009, 330847, 671605, 1160045, 1654235, 2552099, 12760495, 19330013, 96650065, 212630143, 367270247, 1063150715, 1836351235, 4039972717, 20199863585]

約数ペア:

[(1, 20199863585), (5, 4039972717), (11, 1836351235), (19, 1063150715), (55, 367270247), (95, 212630143), (209, 96650065), (1045, 19330013), (1583, 12760495), (7915, 2552099), (12211, 1654235), (17413, 1160045), (30077, 671605), (61055, 330847), (87065, 232009), (134321, 150385)]