19720752

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{17863}}^1$

素因数の和:17897

約数の個数: 40

約数和(自身を含む): 53163264

約数和(自身を除く): 33442512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 17863, 35726, 53589, 71452, 107178, 142904, 214356, 285808, 410849, 428712, 821698, 857424, 1232547, 1643396, 2465094, 3286792, 4930188, 6573584, 9860376, 19720752]

約数ペア:

[(1, 19720752), (2, 9860376), (3, 6573584), (4, 4930188), (6, 3286792), (8, 2465094), (12, 1643396), (16, 1232547), (23, 857424), (24, 821698), (46, 428712), (48, 410849), (69, 285808), (92, 214356), (138, 142904), (184, 107178), (276, 71452), (368, 53589), (552, 35726), (1104, 17863)]