20438793884

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{9733}}^1$

素因数の和:10230

約数の個数: 48

約数和(自身を含む): 37955591520

約数和(自身を除く): 17516797636

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 421, 842, 1247, 1684, 2494, 4988, 9733, 12209, 18103, 19466, 24418, 36206, 38932, 48836, 72412, 282257, 418519, 524987, 564514, 837038, 1049974, 1129028, 1674076, 2099948, 4097593, 8195186, 12137051, 16390372, 24274102, 48548204, 118830197, 176196499, 237660394, 352392998, 475320788, 704785996, 5109698471, 10219396942, 20438793884]

約数ペア:

[(1, 20438793884), (2, 10219396942), (4, 5109698471), (29, 704785996), (43, 475320788), (58, 352392998), (86, 237660394), (116, 176196499), (172, 118830197), (421, 48548204), (842, 24274102), (1247, 16390372), (1684, 12137051), (2494, 8195186), (4988, 4097593), (9733, 2099948), (12209, 1674076), (18103, 1129028), (19466, 1049974), (24418, 837038), (36206, 564514), (38932, 524987), (48836, 418519), (72412, 282257)]