20966184

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{3989}}^1$

素因数の和:4074

約数の個数: 48

約数和(自身を含む): 57575700

約数和(自身を除く): 36609516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 3989, 5256, 7978, 11967, 15956, 23934, 31912, 35901, 47868, 71802, 95736, 143604, 287208, 291197, 582394, 873591, 1164788, 1747182, 2329576, 2620773, 3494364, 5241546, 6988728, 10483092, 20966184]

約数ペア:

[(1, 20966184), (2, 10483092), (3, 6988728), (4, 5241546), (6, 3494364), (8, 2620773), (9, 2329576), (12, 1747182), (18, 1164788), (24, 873591), (36, 582394), (72, 291197), (73, 287208), (146, 143604), (219, 95736), (292, 71802), (438, 47868), (584, 35901), (657, 31912), (876, 23934), (1314, 15956), (1752, 11967), (2628, 7978), (3989, 5256)]