18703586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{12689}}^1$

素因数の和:12769

約数の個数: 16

約数和(自身を含む): 31065120

約数和(自身を除く): 12361534

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 12689, 25378, 139579, 279158, 850163, 1700326, 9351793, 18703586]

約数ペア:

[(1, 18703586), (2, 9351793), (11, 1700326), (22, 850163), (67, 279158), (134, 139579), (737, 25378), (1474, 12689)]