19391467856

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{1801}}^1\times {\mathrm{12697}}^1$

素因数の和:14559

約数の個数: 40

約数和(自身を含む): 38304126504

約数和(自身を除く): 18912658648

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 1801, 3602, 7204, 12697, 14408, 25394, 28816, 50788, 95453, 101576, 190906, 203152, 381812, 672941, 763624, 1345882, 1527248, 2691764, 5383528, 10767056, 22867297, 45734594, 91469188, 182938376, 365876752, 1211966741, 2423933482, 4847866964, 9695733928, 19391467856]

約数ペア:

[(1, 19391467856), (2, 9695733928), (4, 4847866964), (8, 2423933482), (16, 1211966741), (53, 365876752), (106, 182938376), (212, 91469188), (424, 45734594), (848, 22867297), (1801, 10767056), (3602, 5383528), (7204, 2691764), (12697, 1527248), (14408, 1345882), (25394, 763624), (28816, 672941), (50788, 381812), (95453, 203152), (101576, 190906)]