18967428

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{9941}}^1$

素因数の和:10004

約数の個数: 36

約数和(自身を含む): 48854988

約数和(自身を除く): 29887560

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 9941, 19882, 29823, 39764, 59646, 89469, 119292, 178938, 357876, 526873, 1053746, 1580619, 2107492, 3161238, 4741857, 6322476, 9483714, 18967428]

約数ペア:

[(1, 18967428), (2, 9483714), (3, 6322476), (4, 4741857), (6, 3161238), (9, 2107492), (12, 1580619), (18, 1053746), (36, 526873), (53, 357876), (106, 178938), (159, 119292), (212, 89469), (318, 59646), (477, 39764), (636, 29823), (954, 19882), (1908, 9941)]