16968260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20693}}^1$

素因数の和:20743

約数の個数: 24

約数和(自身を含む): 36504216

約数和(自身を除く): 19535956

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 20693, 41386, 82772, 103465, 206930, 413860, 848413, 1696826, 3393652, 4242065, 8484130, 16968260]

約数ペア:

[(1, 16968260), (2, 8484130), (4, 4242065), (5, 3393652), (10, 1696826), (20, 848413), (41, 413860), (82, 206930), (164, 103465), (205, 82772), (410, 41386), (820, 20693)]