20450844

素因数分解:

$2^2\times 3^2\times {\mathrm{373}}^1\times {\mathrm{1523}}^1$

素因数の和:1906

約数の個数: 36

約数和(自身を含む): 51867816

約数和(自身を除く): 31416972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 373, 746, 1119, 1492, 1523, 2238, 3046, 3357, 4476, 4569, 6092, 6714, 9138, 13428, 13707, 18276, 27414, 54828, 568079, 1136158, 1704237, 2272316, 3408474, 5112711, 6816948, 10225422, 20450844]

約数ペア:

[(1, 20450844), (2, 10225422), (3, 6816948), (4, 5112711), (6, 3408474), (9, 2272316), (12, 1704237), (18, 1136158), (36, 568079), (373, 54828), (746, 27414), (1119, 18276), (1492, 13707), (1523, 13428), (2238, 9138), (3046, 6714), (3357, 6092), (4476, 4569)]