39947984

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{4073}}^1$

素因数の和:4694

約数の個数: 20

約数和(自身を含む): 77544516

約数和(自身を除く): 37596532

約数列:

[1, 2, 4, 8, 16, 613, 1226, 2452, 4073, 4904, 8146, 9808, 16292, 32584, 65168, 2496749, 4993498, 9986996, 19973992, 39947984]

約数ペア:

[(1, 39947984), (2, 19973992), (4, 9986996), (8, 4993498), (16, 2496749), (613, 65168), (1226, 32584), (2452, 16292), (4073, 9808), (4904, 8146)]