20770552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1013}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 42709680

約数和(自身を除く): 21939128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233, 466, 932, 1013, 1864, 2026, 2563, 4052, 5126, 8104, 10252, 11143, 20504, 22286, 44572, 89144, 236029, 472058, 944116, 1888232, 2596319, 5192638, 10385276, 20770552]

約数ペア:

[(1, 20770552), (2, 10385276), (4, 5192638), (8, 2596319), (11, 1888232), (22, 944116), (44, 472058), (88, 236029), (233, 89144), (466, 44572), (932, 22286), (1013, 20504), (1864, 11143), (2026, 10252), (2563, 8104), (4052, 5126)]