20567628

素因数分解:

$2^2\times 3^3\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1383

約数の個数: 48

約数和(自身を含む): 53707360

約数和(自身を除く): 33139732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 157, 314, 471, 628, 942, 1213, 1413, 1884, 2426, 2826, 3639, 4239, 4852, 5652, 7278, 8478, 10917, 14556, 16956, 21834, 32751, 43668, 65502, 131004, 190441, 380882, 571323, 761764, 1142646, 1713969, 2285292, 3427938, 5141907, 6855876, 10283814, 20567628]

約数ペア:

[(1, 20567628), (2, 10283814), (3, 6855876), (4, 5141907), (6, 3427938), (9, 2285292), (12, 1713969), (18, 1142646), (27, 761764), (36, 571323), (54, 380882), (108, 190441), (157, 131004), (314, 65502), (471, 43668), (628, 32751), (942, 21834), (1213, 16956), (1413, 14556), (1884, 10917), (2426, 8478), (2826, 7278), (3639, 5652), (4239, 4852)]