20558844

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7823}}^1$

素因数の和:7906

約数の個数: 36

約数和(自身を含む): 52686816

約数和(自身を除く): 32127972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7823, 15646, 23469, 31292, 46938, 70407, 93876, 140814, 281628, 571079, 1142158, 1713237, 2284316, 3426474, 5139711, 6852948, 10279422, 20558844]

約数ペア:

[(1, 20558844), (2, 10279422), (3, 6852948), (4, 5139711), (6, 3426474), (9, 2284316), (12, 1713237), (18, 1142158), (36, 571079), (73, 281628), (146, 140814), (219, 93876), (292, 70407), (438, 46938), (657, 31292), (876, 23469), (1314, 15646), (2628, 7823)]