388191938

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{66403}}^1$

素因数の和:66521

約数の個数: 16

約数和(自身を含む): 605604480

約数和(自身を除く): 217412542

約数列:

[1, 2, 37, 74, 79, 158, 2923, 5846, 66403, 132806, 2456911, 4913822, 5245837, 10491674, 194095969, 388191938]

約数ペア:

[(1, 388191938), (2, 194095969), (37, 10491674), (74, 5245837), (79, 4913822), (158, 2456911), (2923, 132806), (5846, 66403)]