20194395184

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{177943}}^1$

素因数の和:178165

約数の個数: 40

約数和(自身を含む): 40312857312

約数和(自身を除く): 20118462128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 173, 328, 346, 656, 692, 1384, 2768, 7093, 14186, 28372, 56744, 113488, 177943, 355886, 711772, 1423544, 2847088, 7295663, 14591326, 29182652, 30784139, 58365304, 61568278, 116730608, 123136556, 246273112, 492546224, 1262149699, 2524299398, 5048598796, 10097197592, 20194395184]

約数ペア:

[(1, 20194395184), (2, 10097197592), (4, 5048598796), (8, 2524299398), (16, 1262149699), (41, 492546224), (82, 246273112), (164, 123136556), (173, 116730608), (328, 61568278), (346, 58365304), (656, 30784139), (692, 29182652), (1384, 14591326), (2768, 7295663), (7093, 2847088), (14186, 1423544), (28372, 711772), (56744, 355886), (113488, 177943)]