20275136

素因数分解:

$2^6\times 7^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:457

約数の個数: 56

約数和(自身を含む): 46427136

約数和(自身を除く): 26152000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 167, 224, 271, 334, 448, 542, 668, 1084, 1169, 1336, 1897, 2168, 2338, 2672, 3794, 4336, 4676, 5344, 7588, 8672, 9352, 10688, 15176, 17344, 18704, 30352, 37408, 45257, 60704, 74816, 90514, 121408, 181028, 316799, 362056, 633598, 724112, 1267196, 1448224, 2534392, 2896448, 5068784, 10137568, 20275136]

約数ペア:

[(1, 20275136), (2, 10137568), (4, 5068784), (7, 2896448), (8, 2534392), (14, 1448224), (16, 1267196), (28, 724112), (32, 633598), (56, 362056), (64, 316799), (112, 181028), (167, 121408), (224, 90514), (271, 74816), (334, 60704), (448, 45257), (542, 37408), (668, 30352), (1084, 18704), (1169, 17344), (1336, 15176), (1897, 10688), (2168, 9352), (2338, 8672), (2672, 7588), (3794, 5344), (4336, 4676)]