20185968078

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{883}}^1\times {\mathrm{55219}}^1$

素因数の和:56133

約数の個数: 48

約数和(自身を含む): 45690353280

約数和(自身を除く): 25504385202

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 883, 1766, 2649, 5298, 7947, 15894, 20309, 40618, 55219, 60927, 110438, 121854, 165657, 182781, 331314, 365562, 496971, 993942, 1270037, 2540074, 3810111, 7620222, 11430333, 22860666, 48758377, 97516754, 146275131, 292550262, 438825393, 877650786, 1121442671, 2242885342, 3364328013, 6728656026, 10092984039, 20185968078]

約数ペア:

[(1, 20185968078), (2, 10092984039), (3, 6728656026), (6, 3364328013), (9, 2242885342), (18, 1121442671), (23, 877650786), (46, 438825393), (69, 292550262), (138, 146275131), (207, 97516754), (414, 48758377), (883, 22860666), (1766, 11430333), (2649, 7620222), (5298, 3810111), (7947, 2540074), (15894, 1270037), (20309, 993942), (40618, 496971), (55219, 365562), (60927, 331314), (110438, 182781), (121854, 165657)]