20199623785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1\times {\mathrm{4139}}^1$

素因数の和:5241

約数の個数: 32

約数和(自身を含む): 26773545600

約数和(自身を除く): 6573921815

約数列:

[1, 5, 11, 55, 89, 445, 979, 997, 4139, 4895, 4985, 10967, 20695, 45529, 54835, 88733, 227645, 368371, 443665, 976063, 1841855, 4052081, 4126583, 4880315, 20260405, 20632915, 45392413, 226962065, 367265887, 1836329435, 4039924757, 20199623785]

約数ペア:

[(1, 20199623785), (5, 4039924757), (11, 1836329435), (55, 367265887), (89, 226962065), (445, 45392413), (979, 20632915), (997, 20260405), (4139, 4880315), (4895, 4126583), (4985, 4052081), (10967, 1841855), (20695, 976063), (45529, 443665), (54835, 368371), (88733, 227645)]