20847010

素因数分解:

$2^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{3613}}^1$

素因数の和:4197

約数の個数: 16

約数和(自身を含む): 37600056

約数和(自身を除く): 16753046

約数列:

[1, 2, 5, 10, 577, 1154, 2885, 3613, 5770, 7226, 18065, 36130, 2084701, 4169402, 10423505, 20847010]

約数ペア:

[(1, 20847010), (2, 10423505), (5, 4169402), (10, 2084701), (577, 36130), (1154, 18065), (2885, 7226), (3613, 5770)]