138681772

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{19937}}^1$

素因数の和:20025

約数の個数: 24

約数和(自身を含む): 254568384

約数和(自身を除く): 115886612

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 1739, 3478, 6956, 19937, 39874, 79748, 737669, 937039, 1475338, 1874078, 2950676, 3748156, 34670443, 69340886, 138681772]

約数ペア:

[(1, 138681772), (2, 69340886), (4, 34670443), (37, 3748156), (47, 2950676), (74, 1874078), (94, 1475338), (148, 937039), (188, 737669), (1739, 79748), (3478, 39874), (6956, 19937)]