19800254

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{5693}}^1$

素因数の和:5779

約数の個数: 16

約数和(自身を含む): 31157568

約数和(自身を除く): 11357314

約数列:

[1, 2, 37, 47, 74, 94, 1739, 3478, 5693, 11386, 210641, 267571, 421282, 535142, 9900127, 19800254]

約数ペア:

[(1, 19800254), (2, 9900127), (37, 535142), (47, 421282), (74, 267571), (94, 210641), (1739, 11386), (3478, 5693)]