208601228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5309}}^1$

素因数の和:5390

約数の個数: 48

約数和(自身を含む): 428198400

約数和(自身を除く): 219597172

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 517, 836, 893, 1034, 1786, 2068, 3572, 5309, 9823, 10618, 19646, 21236, 39292, 58399, 100871, 116798, 201742, 233596, 249523, 403484, 499046, 998092, 1109581, 2219162, 2744753, 4438324, 4740937, 5489506, 9481874, 10979012, 18963748, 52150307, 104300614, 208601228]

約数ペア:

[(1, 208601228), (2, 104300614), (4, 52150307), (11, 18963748), (19, 10979012), (22, 9481874), (38, 5489506), (44, 4740937), (47, 4438324), (76, 2744753), (94, 2219162), (188, 1109581), (209, 998092), (418, 499046), (517, 403484), (836, 249523), (893, 233596), (1034, 201742), (1786, 116798), (2068, 100871), (3572, 58399), (5309, 39292), (9823, 21236), (10618, 19646)]