19657666

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1103}}^1$

素因数の和:1198

約数の個数: 32

約数和(自身を含む): 36034560

約数和(自身を除く): 16376894

約数列:

[1, 2, 7, 14, 19, 38, 67, 133, 134, 266, 469, 938, 1103, 1273, 2206, 2546, 7721, 8911, 15442, 17822, 20957, 41914, 73901, 146699, 147802, 293398, 517307, 1034614, 1404119, 2808238, 9828833, 19657666]

約数ペア:

[(1, 19657666), (2, 9828833), (7, 2808238), (14, 1404119), (19, 1034614), (38, 517307), (67, 293398), (133, 147802), (134, 146699), (266, 73901), (469, 41914), (938, 20957), (1103, 17822), (1273, 15442), (2206, 8911), (2546, 7721)]