18471976

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 35784000

約数和(自身を除く): 17312024

約数列:

[1, 2, 4, 8, 41, 82, 164, 199, 283, 328, 398, 566, 796, 1132, 1592, 2264, 8159, 11603, 16318, 23206, 32636, 46412, 56317, 65272, 92824, 112634, 225268, 450536, 2308997, 4617994, 9235988, 18471976]

約数ペア:

[(1, 18471976), (2, 9235988), (4, 4617994), (8, 2308997), (41, 450536), (82, 225268), (164, 112634), (199, 92824), (283, 65272), (328, 56317), (398, 46412), (566, 32636), (796, 23206), (1132, 16318), (1592, 11603), (2264, 8159)]