19302990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5407}}^1$

素因数の和:5441

約数の個数: 64

約数和(自身を含む): 56070144

約数和(自身を除く): 36767154

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 5407, 10814, 16221, 27035, 32442, 37849, 54070, 75698, 81105, 91919, 113547, 162210, 183838, 189245, 227094, 275757, 378490, 459595, 551514, 567735, 643433, 919190, 1135470, 1286866, 1378785, 1930299, 2757570, 3217165, 3860598, 6434330, 9651495, 19302990]

約数ペア:

[(1, 19302990), (2, 9651495), (3, 6434330), (5, 3860598), (6, 3217165), (7, 2757570), (10, 1930299), (14, 1378785), (15, 1286866), (17, 1135470), (21, 919190), (30, 643433), (34, 567735), (35, 551514), (42, 459595), (51, 378490), (70, 275757), (85, 227094), (102, 189245), (105, 183838), (119, 162210), (170, 113547), (210, 91919), (238, 81105), (255, 75698), (357, 54070), (510, 37849), (595, 32442), (714, 27035), (1190, 16221), (1785, 10814), (3570, 5407)]