20020990014

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{6947}}^1\times {\mathrm{5521}}^1$

素因数の和:12505

約数の個数: 48

約数和(自身を含む): 44889221520

約数和(自身を除く): 24868231506

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 5521, 6947, 11042, 13894, 16563, 20841, 33126, 41682, 49689, 62523, 99378, 125046, 160109, 201463, 320218, 402926, 480327, 604389, 960654, 1208778, 1440981, 1813167, 2881962, 3626334, 38354387, 76708774, 115063161, 230126322, 345189483, 690378966, 1112277223, 2224554446, 3336831669, 6673663338, 10010495007, 20020990014]

約数ペア:

[(1, 20020990014), (2, 10010495007), (3, 6673663338), (6, 3336831669), (9, 2224554446), (18, 1112277223), (29, 690378966), (58, 345189483), (87, 230126322), (174, 115063161), (261, 76708774), (522, 38354387), (5521, 3626334), (6947, 2881962), (11042, 1813167), (13894, 1440981), (16563, 1208778), (20841, 960654), (33126, 604389), (41682, 480327), (49689, 402926), (62523, 320218), (99378, 201463), (125046, 160109)]