18650870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2277

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 22717450

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 2239, 4165, 4478, 8330, 11195, 15673, 22390, 31346, 38063, 76126, 78365, 109711, 156730, 190315, 219422, 266441, 380630, 532882, 548555, 1097110, 1332205, 1865087, 2664410, 3730174, 9325435, 18650870]

約数ペア:

[(1, 18650870), (2, 9325435), (5, 3730174), (7, 2664410), (10, 1865087), (14, 1332205), (17, 1097110), (34, 548555), (35, 532882), (49, 380630), (70, 266441), (85, 219422), (98, 190315), (119, 156730), (170, 109711), (238, 78365), (245, 76126), (490, 38063), (595, 31346), (833, 22390), (1190, 15673), (1666, 11195), (2239, 8330), (4165, 4478)]