17973886

素因数分解:

$2^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 40

約数和(自身を含む): 33275880

約数和(自身を除く): 15301994

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 197, 266, 343, 394, 686, 931, 1379, 1862, 2401, 2758, 3743, 4802, 6517, 7486, 9653, 13034, 19306, 26201, 45619, 52402, 67571, 91238, 135142, 183407, 366814, 472997, 945994, 1283849, 2567698, 8986943, 17973886]

約数ペア:

[(1, 17973886), (2, 8986943), (7, 2567698), (14, 1283849), (19, 945994), (38, 472997), (49, 366814), (98, 183407), (133, 135142), (197, 91238), (266, 67571), (343, 52402), (394, 45619), (686, 26201), (931, 19306), (1379, 13034), (1862, 9653), (2401, 7486), (2758, 6517), (3743, 4802)]