18740302

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19979}}^1$

素因数の和:20055

約数の個数: 16

約数和(自身を含む): 32607360

約数和(自身を除く): 13867058

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 19979, 39958, 139853, 279706, 1338593, 2677186, 9370151, 18740302]

約数ペア:

[(1, 18740302), (2, 9370151), (7, 2677186), (14, 1338593), (67, 279706), (134, 139853), (469, 39958), (938, 19979)]