201720328

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{2393}}^1$

素因数の和:2697

約数の個数: 32

約数和(自身を含む): 389120760

約数和(自身を除く): 187400432

約数列:

[1, 2, 4, 8, 41, 82, 164, 257, 328, 514, 1028, 2056, 2393, 4786, 9572, 10537, 19144, 21074, 42148, 84296, 98113, 196226, 392452, 615001, 784904, 1230002, 2460004, 4920008, 25215041, 50430082, 100860164, 201720328]

約数ペア:

[(1, 201720328), (2, 100860164), (4, 50430082), (8, 25215041), (41, 4920008), (82, 2460004), (164, 1230002), (257, 784904), (328, 615001), (514, 392452), (1028, 196226), (2056, 98113), (2393, 84296), (4786, 42148), (9572, 21074), (10537, 19144)]