203734412

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1723}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 421704192

約数和(自身を除く): 217969780

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 103, 164, 206, 287, 412, 574, 721, 1148, 1442, 1723, 2884, 3446, 4223, 6892, 8446, 12061, 16892, 24122, 29561, 48244, 59122, 70643, 118244, 141286, 177469, 282572, 354938, 494501, 709876, 989002, 1242283, 1978004, 2484566, 4969132, 7276229, 14552458, 29104916, 50933603, 101867206, 203734412]

約数ペア:

[(1, 203734412), (2, 101867206), (4, 50933603), (7, 29104916), (14, 14552458), (28, 7276229), (41, 4969132), (82, 2484566), (103, 1978004), (164, 1242283), (206, 989002), (287, 709876), (412, 494501), (574, 354938), (721, 282572), (1148, 177469), (1442, 141286), (1723, 118244), (2884, 70643), (3446, 59122), (4223, 48244), (6892, 29561), (8446, 24122), (12061, 16892)]