19795930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 45453312

約数和(自身を除く): 25657382

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 47, 55, 70, 77, 94, 110, 154, 235, 329, 385, 470, 517, 547, 658, 770, 1034, 1094, 1645, 2585, 2735, 3290, 3619, 3829, 5170, 5470, 6017, 7238, 7658, 12034, 18095, 19145, 25709, 30085, 36190, 38290, 42119, 51418, 60170, 84238, 128545, 179963, 210595, 257090, 282799, 359926, 421190, 565598, 899815, 1413995, 1799630, 1979593, 2827990, 3959186, 9897965, 19795930]

約数ペア:

[(1, 19795930), (2, 9897965), (5, 3959186), (7, 2827990), (10, 1979593), (11, 1799630), (14, 1413995), (22, 899815), (35, 565598), (47, 421190), (55, 359926), (70, 282799), (77, 257090), (94, 210595), (110, 179963), (154, 128545), (235, 84238), (329, 60170), (385, 51418), (470, 42119), (517, 38290), (547, 36190), (658, 30085), (770, 25709), (1034, 19145), (1094, 18095), (1645, 12034), (2585, 7658), (2735, 7238), (3290, 6017), (3619, 5470), (3829, 5170)]