18811156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51679}}^1$

素因数の和:51703

約数の個数: 24

約数和(自身を含む): 40517120

約数和(自身を除く): 21705964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51679, 103358, 206716, 361753, 671827, 723506, 1343654, 1447012, 2687308, 4702789, 9405578, 18811156]

約数ペア:

[(1, 18811156), (2, 9405578), (4, 4702789), (7, 2687308), (13, 1447012), (14, 1343654), (26, 723506), (28, 671827), (52, 361753), (91, 206716), (182, 103358), (364, 51679)]