19380262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{18743}}^1$

素因数の和:18803

約数の個数: 16

約数和(自身を含む): 32389632

約数和(自身を除く): 13009370

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 18743, 37486, 206173, 412346, 880921, 1761842, 9690131, 19380262]

約数ペア:

[(1, 19380262), (2, 9690131), (11, 1761842), (22, 880921), (47, 412346), (94, 206173), (517, 37486), (1034, 18743)]