19802636

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37223}}^1$

素因数の和:37253

約数の個数: 24

約数和(自身を含む): 41690880

約数和(自身を除く): 21888244

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37223, 74446, 148892, 260561, 521122, 707237, 1042244, 1414474, 2828948, 4950659, 9901318, 19802636]

約数ペア:

[(1, 19802636), (2, 9901318), (4, 4950659), (7, 2828948), (14, 1414474), (19, 1042244), (28, 707237), (38, 521122), (76, 260561), (133, 148892), (266, 74446), (532, 37223)]