19880458822

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1115501}}^1$

素因数の和:1115596

約数の個数: 32

約数和(自身を含む): 36409985280

約数和(自身を除く): 16529526458

約数列:

[1, 2, 7, 14, 19, 38, 67, 133, 134, 266, 469, 938, 1273, 2546, 8911, 17822, 1115501, 2231002, 7808507, 15617014, 21194519, 42389038, 74738567, 148361633, 149477134, 296723266, 523169969, 1046339938, 1420032773, 2840065546, 9940229411, 19880458822]

約数ペア:

[(1, 19880458822), (2, 9940229411), (7, 2840065546), (14, 1420032773), (19, 1046339938), (38, 523169969), (67, 296723266), (133, 149477134), (134, 148361633), (266, 74738567), (469, 42389038), (938, 21194519), (1273, 15617014), (2546, 7808507), (8911, 2231002), (17822, 1115501)]