641820684

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2815003}}^1$

素因数の和:2815029

約数の個数: 24

約数和(自身を含む): 1576402240

約数和(自身を除く): 934581556

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 2815003, 5630006, 8445009, 11260012, 16890018, 33780036, 53485057, 106970114, 160455171, 213940228, 320910342, 641820684]

約数ペア:

[(1, 641820684), (2, 320910342), (3, 213940228), (4, 160455171), (6, 106970114), (12, 53485057), (19, 33780036), (38, 16890018), (57, 11260012), (76, 8445009), (114, 5630006), (228, 2815003)]