208381796

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{140419}}^1$

素因数の和:140483

約数の個数: 24

約数和(自身を含む): 424630080

約数和(自身を除く): 216248284

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 140419, 280838, 561676, 982933, 1965866, 3931732, 7442207, 14884414, 29768828, 52095449, 104190898, 208381796]

約数ペア:

[(1, 208381796), (2, 104190898), (4, 52095449), (7, 29768828), (14, 14884414), (28, 7442207), (53, 3931732), (106, 1965866), (212, 982933), (371, 561676), (742, 280838), (1484, 140419)]