18863908

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8117}}^1$

素因数の和:8211

約数の個数: 24

約数和(自身を含む): 38187072

約数和(自身を除く): 19323164

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 8117, 16234, 32468, 56819, 113638, 227276, 673711, 1347422, 2694844, 4715977, 9431954, 18863908]

約数ペア:

[(1, 18863908), (2, 9431954), (4, 4715977), (7, 2694844), (14, 1347422), (28, 673711), (83, 227276), (166, 113638), (332, 56819), (581, 32468), (1162, 16234), (2324, 8117)]