201321958

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{419}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 320221440

約数和(自身を除く): 118899482

約数列:

[1, 2, 37, 43, 74, 86, 151, 302, 419, 838, 1591, 3182, 5587, 6493, 11174, 12986, 15503, 18017, 31006, 36034, 63269, 126538, 240241, 480482, 666629, 1333258, 2340953, 2720567, 4681906, 5441134, 100660979, 201321958]

約数ペア:

[(1, 201321958), (2, 100660979), (37, 5441134), (43, 4681906), (74, 2720567), (86, 2340953), (151, 1333258), (302, 666629), (419, 480482), (838, 240241), (1591, 126538), (3182, 63269), (5587, 36034), (6493, 31006), (11174, 18017), (12986, 15503)]