18847268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{2393}}^1$

素因数の和:2587

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 17350012

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 2393, 3938, 4786, 7876, 9572, 26323, 52646, 105292, 428347, 856694, 1713388, 4711817, 9423634, 18847268]

約数ペア:

[(1, 18847268), (2, 9423634), (4, 4711817), (11, 1713388), (22, 856694), (44, 428347), (179, 105292), (358, 52646), (716, 26323), (1969, 9572), (2393, 7876), (3938, 4786)]