20071538

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 12760462

約数列:

[1, 2, 29, 37, 47, 58, 74, 94, 199, 398, 1073, 1363, 1739, 2146, 2726, 3478, 5771, 7363, 9353, 11542, 14726, 18706, 50431, 100862, 213527, 271237, 346061, 427054, 542474, 692122, 10035769, 20071538]

約数ペア:

[(1, 20071538), (2, 10035769), (29, 692122), (37, 542474), (47, 427054), (58, 346061), (74, 271237), (94, 213527), (199, 100862), (398, 50431), (1073, 18706), (1363, 14726), (1739, 11542), (2146, 9353), (2726, 7363), (3478, 5771)]