20184018

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 44651520

約数和(自身を除く): 24467502

約数列:

[1, 2, 3, 6, 23, 37, 46, 59, 67, 69, 74, 111, 118, 134, 138, 177, 201, 222, 354, 402, 851, 1357, 1541, 1702, 2183, 2479, 2553, 2714, 3082, 3953, 4071, 4366, 4623, 4958, 5106, 6549, 7437, 7906, 8142, 9246, 11859, 13098, 14874, 23718, 50209, 57017, 90919, 100418, 114034, 146261, 150627, 171051, 181838, 272757, 292522, 301254, 342102, 438783, 545514, 877566, 3364003, 6728006, 10092009, 20184018]

約数ペア:

[(1, 20184018), (2, 10092009), (3, 6728006), (6, 3364003), (23, 877566), (37, 545514), (46, 438783), (59, 342102), (67, 301254), (69, 292522), (74, 272757), (111, 181838), (118, 171051), (134, 150627), (138, 146261), (177, 114034), (201, 100418), (222, 90919), (354, 57017), (402, 50209), (851, 23718), (1357, 14874), (1541, 13098), (1702, 11859), (2183, 9246), (2479, 8142), (2553, 7906), (2714, 7437), (3082, 6549), (3953, 5106), (4071, 4958), (4366, 4623)]