209892402

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{220013}}^1$

素因数の和:220074

約数の個数: 24

約数和(自身を含む): 463349484

約数和(自身を除く): 253457082

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 220013, 440026, 660039, 1320078, 1980117, 3960234, 11660689, 23321378, 34982067, 69964134, 104946201, 209892402]

約数ペア:

[(1, 209892402), (2, 104946201), (3, 69964134), (6, 34982067), (9, 23321378), (18, 11660689), (53, 3960234), (106, 1980117), (159, 1320078), (318, 660039), (477, 440026), (954, 220013)]