12720684

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{5381}}^1$

素因数の和:5585

約数の個数: 24

約数和(自身を含む): 29837808

約数和(自身を除く): 17117124

約数列:

[1, 2, 3, 4, 6, 12, 197, 394, 591, 788, 1182, 2364, 5381, 10762, 16143, 21524, 32286, 64572, 1060057, 2120114, 3180171, 4240228, 6360342, 12720684]

約数ペア:

[(1, 12720684), (2, 6360342), (3, 4240228), (4, 3180171), (6, 2120114), (12, 1060057), (197, 64572), (394, 32286), (591, 21524), (788, 16143), (1182, 10762), (2364, 5381)]