200668538

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{20389}}^1$

素因数の和:20454

約数の個数: 32

約数和(自身を含む): 371913600

約数和(自身を除く): 171245062

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 4921, 9842, 20389, 40778, 142723, 285446, 387391, 754393, 774782, 1508786, 2711737, 5280751, 5423474, 10561502, 14333467, 28666934, 100334269, 200668538]

約数ペア:

[(1, 200668538), (2, 100334269), (7, 28666934), (14, 14333467), (19, 10561502), (37, 5423474), (38, 5280751), (74, 2711737), (133, 1508786), (259, 774782), (266, 754393), (518, 387391), (703, 285446), (1406, 142723), (4921, 40778), (9842, 20389)]