18649197

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1111

約数の個数: 40

約数和(自身を含む): 32896512

約数和(自身を除く): 14247315

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1061, 1953, 2511, 3183, 5859, 7427, 9549, 17577, 22281, 28647, 32891, 66843, 85941, 98673, 200529, 230237, 296019, 601587, 690711, 888057, 2072133, 2664171, 6216399, 18649197]

約数ペア:

[(1, 18649197), (3, 6216399), (7, 2664171), (9, 2072133), (21, 888057), (27, 690711), (31, 601587), (63, 296019), (81, 230237), (93, 200529), (189, 98673), (217, 85941), (279, 66843), (567, 32891), (651, 28647), (837, 22281), (1061, 17577), (1953, 9549), (2511, 7427), (3183, 5859)]