18533416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4481}}^1$

素因数の和:4545

約数の個数: 32

約数和(自身を含む): 38724480

約数和(自身を除く): 20191064

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 4481, 8962, 17924, 35848, 49291, 98582, 197164, 210607, 394328, 421214, 842428, 1684856, 2316677, 4633354, 9266708, 18533416]

約数ペア:

[(1, 18533416), (2, 9266708), (4, 4633354), (8, 2316677), (11, 1684856), (22, 842428), (44, 421214), (47, 394328), (88, 210607), (94, 197164), (188, 98582), (376, 49291), (517, 35848), (1034, 17924), (2068, 8962), (4136, 4481)]