20338848

素因数分解:

$2^5\times 3^2\times {\mathrm{70621}}^1$

素因数の和:70637

約数の個数: 36

約数和(自身を含む): 57839418

約数和(自身を除く): 37500570

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 70621, 141242, 211863, 282484, 423726, 564968, 635589, 847452, 1129936, 1271178, 1694904, 2259872, 2542356, 3389808, 5084712, 6779616, 10169424, 20338848]

約数ペア:

[(1, 20338848), (2, 10169424), (3, 6779616), (4, 5084712), (6, 3389808), (8, 2542356), (9, 2259872), (12, 1694904), (16, 1271178), (18, 1129936), (24, 847452), (32, 635589), (36, 564968), (48, 423726), (72, 282484), (96, 211863), (144, 141242), (288, 70621)]