18800894

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 14376706

約数列:

[1, 2, 7, 14, 79, 89, 158, 178, 191, 382, 553, 623, 1106, 1246, 1337, 2674, 7031, 14062, 15089, 16999, 30178, 33998, 49217, 98434, 105623, 118993, 211246, 237986, 1342921, 2685842, 9400447, 18800894]

約数ペア:

[(1, 18800894), (2, 9400447), (7, 2685842), (14, 1342921), (79, 237986), (89, 211246), (158, 118993), (178, 105623), (191, 98434), (382, 49217), (553, 33998), (623, 30178), (1106, 16999), (1246, 15089), (1337, 14062), (2674, 7031)]