18920004

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{25847}}^1$

素因数の和:25915

約数の個数: 24

約数和(自身を含む): 44872128

約数和(自身を除く): 25952124

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 25847, 51694, 77541, 103388, 155082, 310164, 1576667, 3153334, 4730001, 6306668, 9460002, 18920004]

約数ペア:

[(1, 18920004), (2, 9460002), (3, 6306668), (4, 4730001), (6, 3153334), (12, 1576667), (61, 310164), (122, 155082), (183, 103388), (244, 77541), (366, 51694), (732, 25847)]