19145538

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{11437}}^1$

素因数の和:11479

約数の個数: 32

約数和(自身を含む): 43921920

約数和(自身を除く): 24776382

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 11437, 22874, 34311, 68622, 102933, 205866, 308799, 354547, 617598, 709094, 1063641, 2127282, 3190923, 6381846, 9572769, 19145538]

約数ペア:

[(1, 19145538), (2, 9572769), (3, 6381846), (6, 3190923), (9, 2127282), (18, 1063641), (27, 709094), (31, 617598), (54, 354547), (62, 308799), (93, 205866), (186, 102933), (279, 68622), (558, 34311), (837, 22874), (1674, 11437)]