19985602561

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{1997}}^1$

素因数の和:2529

約数の個数: 32

約数和(自身を含む): 22355222400

約数和(自身を除く): 2369619839

約数列:

[1, 19, 29, 41, 443, 551, 779, 1189, 1997, 8417, 12847, 18163, 22591, 37943, 57913, 81877, 244093, 345097, 526727, 884671, 1100347, 1555663, 2374433, 10007813, 16808749, 25655459, 36271511, 45114227, 487453721, 689158709, 1051873819, 19985602561]

約数ペア:

[(1, 19985602561), (19, 1051873819), (29, 689158709), (41, 487453721), (443, 45114227), (551, 36271511), (779, 25655459), (1189, 16808749), (1997, 10007813), (8417, 2374433), (12847, 1555663), (18163, 1100347), (22591, 884671), (37943, 526727), (57913, 345097), (81877, 244093)]