18794588

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 37122624

約数和(自身を除く): 18328036

約数列:

[1, 2, 4, 17, 23, 34, 46, 61, 68, 92, 122, 197, 244, 391, 394, 782, 788, 1037, 1403, 1564, 2074, 2806, 3349, 4148, 4531, 5612, 6698, 9062, 12017, 13396, 18124, 23851, 24034, 47702, 48068, 77027, 95404, 154054, 204289, 276391, 308108, 408578, 552782, 817156, 1105564, 4698647, 9397294, 18794588]

約数ペア:

[(1, 18794588), (2, 9397294), (4, 4698647), (17, 1105564), (23, 817156), (34, 552782), (46, 408578), (61, 308108), (68, 276391), (92, 204289), (122, 154054), (197, 95404), (244, 77027), (391, 48068), (394, 47702), (782, 24034), (788, 23851), (1037, 18124), (1403, 13396), (1564, 12017), (2074, 9062), (2806, 6698), (3349, 5612), (4148, 4531)]