20650128

素因数分解:

$2^4\times 3^1\times {\mathrm{281}}^1\times {\mathrm{1531}}^1$

素因数の和:1823

約数の個数: 40

約数和(自身を含む): 53570976

約数和(自身を除く): 32920848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 281, 562, 843, 1124, 1531, 1686, 2248, 3062, 3372, 4496, 4593, 6124, 6744, 9186, 12248, 13488, 18372, 24496, 36744, 73488, 430211, 860422, 1290633, 1720844, 2581266, 3441688, 5162532, 6883376, 10325064, 20650128]

約数ペア:

[(1, 20650128), (2, 10325064), (3, 6883376), (4, 5162532), (6, 3441688), (8, 2581266), (12, 1720844), (16, 1290633), (24, 860422), (48, 430211), (281, 73488), (562, 36744), (843, 24496), (1124, 18372), (1531, 13488), (1686, 12248), (2248, 9186), (3062, 6744), (3372, 6124), (4496, 4593)]