20850986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 34933248

約数和(自身を除く): 14082262

約数列:

[1, 2, 13, 26, 47, 94, 113, 151, 226, 302, 611, 1222, 1469, 1963, 2938, 3926, 5311, 7097, 10622, 14194, 17063, 34126, 69043, 92261, 138086, 184522, 221819, 443638, 801961, 1603922, 10425493, 20850986]

約数ペア:

[(1, 20850986), (2, 10425493), (13, 1603922), (26, 801961), (47, 443638), (94, 221819), (113, 184522), (151, 138086), (226, 92261), (302, 69043), (611, 34126), (1222, 17063), (1469, 14194), (1963, 10622), (2938, 7097), (3926, 5311)]