19916026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{2273}}^1$

素因数の和:2625

約数の個数: 16

約数和(自身を含む): 32281704

約数和(自身を除く): 12365678

約数列:

[1, 2, 13, 26, 337, 674, 2273, 4381, 4546, 8762, 29549, 59098, 766001, 1532002, 9958013, 19916026]

約数ペア:

[(1, 19916026), (2, 9958013), (13, 1532002), (26, 766001), (337, 59098), (674, 29549), (2273, 8762), (4381, 4546)]