18222164

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 35997696

約数和(自身を除く): 17775532

約数列:

[1, 2, 4, 17, 23, 34, 46, 61, 68, 92, 122, 191, 244, 382, 391, 764, 782, 1037, 1403, 1564, 2074, 2806, 3247, 4148, 4393, 5612, 6494, 8786, 11651, 12988, 17572, 23302, 23851, 46604, 47702, 74681, 95404, 149362, 198067, 267973, 298724, 396134, 535946, 792268, 1071892, 4555541, 9111082, 18222164]

約数ペア:

[(1, 18222164), (2, 9111082), (4, 4555541), (17, 1071892), (23, 792268), (34, 535946), (46, 396134), (61, 298724), (68, 267973), (92, 198067), (122, 149362), (191, 95404), (244, 74681), (382, 47702), (391, 46604), (764, 23851), (782, 23302), (1037, 17572), (1403, 12988), (1564, 11651), (2074, 8786), (2806, 6494), (3247, 5612), (4148, 4393)]