20105969936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5087543}}^1$

素因数の和:5087583

約数の個数: 40

約数和(自身を含む): 44159881920

約数和(自身を除く): 24053911984

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 5087543, 10175086, 20350172, 40700344, 66138059, 81400688, 96663317, 132276118, 193326634, 264552236, 386653268, 529104472, 773306536, 1058208944, 1256623121, 1546613072, 2513246242, 5026492484, 10052984968, 20105969936]

約数ペア:

[(1, 20105969936), (2, 10052984968), (4, 5026492484), (8, 2513246242), (13, 1546613072), (16, 1256623121), (19, 1058208944), (26, 773306536), (38, 529104472), (52, 386653268), (76, 264552236), (104, 193326634), (152, 132276118), (208, 96663317), (247, 81400688), (304, 66138059), (494, 40700344), (988, 20350172), (1976, 10175086), (3952, 5087543)]