20834748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4783}}^1$

素因数の和:4815

約数の個数: 54

約数和(自身を含む): 57900752

約数和(自身を除く): 37066004

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4783, 9566, 14349, 19132, 28698, 43047, 52613, 57396, 86094, 105226, 157839, 172188, 210452, 315678, 473517, 578743, 631356, 947034, 1157486, 1736229, 1894068, 2314972, 3472458, 5208687, 6944916, 10417374, 20834748]

約数ペア:

[(1, 20834748), (2, 10417374), (3, 6944916), (4, 5208687), (6, 3472458), (9, 2314972), (11, 1894068), (12, 1736229), (18, 1157486), (22, 947034), (33, 631356), (36, 578743), (44, 473517), (66, 315678), (99, 210452), (121, 172188), (132, 157839), (198, 105226), (242, 86094), (363, 57396), (396, 52613), (484, 43047), (726, 28698), (1089, 19132), (1452, 14349), (2178, 9566), (4356, 4783)]