19831556

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2851}}^1$

素因数の和:2939

約数の個数: 24

約数和(自身を含む): 36414336

約数和(自身を除く): 16582780

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 1739, 2851, 3478, 5702, 6956, 11404, 105487, 133997, 210974, 267994, 421948, 535988, 4957889, 9915778, 19831556]

約数ペア:

[(1, 19831556), (2, 9915778), (4, 4957889), (37, 535988), (47, 421948), (74, 267994), (94, 210974), (148, 133997), (188, 105487), (1739, 11404), (2851, 6956), (3478, 5702)]