18551536

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11257}}^1$

素因数の和:11368

約数の個数: 20

約数和(自身を含む): 36295792

約数和(自身を除く): 17744256

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11257, 22514, 45028, 90056, 180112, 1159471, 2318942, 4637884, 9275768, 18551536]

約数ペア:

[(1, 18551536), (2, 9275768), (4, 4637884), (8, 2318942), (16, 1159471), (103, 180112), (206, 90056), (412, 45028), (824, 22514), (1648, 11257)]