19927203

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{607}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 27549696

約数和(自身を除く): 7622493

約数列:

[1, 3, 31, 93, 353, 607, 1059, 1821, 10943, 18817, 32829, 56451, 214271, 642813, 6642401, 19927203]

約数ペア:

[(1, 19927203), (3, 6642401), (31, 642813), (93, 214271), (353, 56451), (607, 32829), (1059, 18817), (1821, 10943)]