388047298

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{641}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 624024000

約数和(自身を除く): 235976702

約数列:

[1, 2, 19, 38, 89, 178, 179, 358, 641, 1282, 1691, 3382, 3401, 6802, 12179, 15931, 24358, 31862, 57049, 114098, 114739, 229478, 302689, 605378, 1083931, 2167862, 2180041, 4360082, 10211771, 20423542, 194023649, 388047298]

約数ペア:

[(1, 388047298), (2, 194023649), (19, 20423542), (38, 10211771), (89, 4360082), (178, 2180041), (179, 2167862), (358, 1083931), (641, 605378), (1282, 302689), (1691, 229478), (3382, 114739), (3401, 114098), (6802, 57049), (12179, 31862), (15931, 24358)]