208520884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5441}}^1$

素因数の和:5536

約数の個数: 48

約数和(自身を含む): 435185856

約数和(自身を除く): 226664972

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 268, 286, 572, 737, 871, 1474, 1742, 2948, 3484, 5441, 9581, 10882, 19162, 21764, 38324, 59851, 70733, 119702, 141466, 239404, 282932, 364547, 729094, 778063, 1458188, 1556126, 3112252, 4010017, 4739111, 8020034, 9478222, 16040068, 18956444, 52130221, 104260442, 208520884]

約数ペア:

[(1, 208520884), (2, 104260442), (4, 52130221), (11, 18956444), (13, 16040068), (22, 9478222), (26, 8020034), (44, 4739111), (52, 4010017), (67, 3112252), (134, 1556126), (143, 1458188), (268, 778063), (286, 729094), (572, 364547), (737, 282932), (871, 239404), (1474, 141466), (1742, 119702), (2948, 70733), (3484, 59851), (5441, 38324), (9581, 21764), (10882, 19162)]