2018997904

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1638797}}^1$

素因数の和:1638823

約数の個数: 40

約数和(自身を含む): 4877062848

約数和(自身を除く): 2858064944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 1638797, 3277594, 6555188, 11471579, 13110376, 18026767, 22943158, 26220752, 36053534, 45886316, 72107068, 91772632, 126187369, 144214136, 183545264, 252374738, 288428272, 504749476, 1009498952, 2018997904]

約数ペア:

[(1, 2018997904), (2, 1009498952), (4, 504749476), (7, 288428272), (8, 252374738), (11, 183545264), (14, 144214136), (16, 126187369), (22, 91772632), (28, 72107068), (44, 45886316), (56, 36053534), (77, 26220752), (88, 22943158), (112, 18026767), (154, 13110376), (176, 11471579), (308, 6555188), (616, 3277594), (1232, 1638797)]