201819310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{262103}}^1$

素因数の和:262128

約数の個数: 32

約数和(自身を含む): 452915712

約数和(自身を除く): 251096402

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 262103, 524206, 1310515, 1834721, 2621030, 2883133, 3669442, 5766266, 9173605, 14415665, 18347210, 20181931, 28831330, 40363862, 100909655, 201819310]

約数ペア:

[(1, 201819310), (2, 100909655), (5, 40363862), (7, 28831330), (10, 20181931), (11, 18347210), (14, 14415665), (22, 9173605), (35, 5766266), (55, 3669442), (70, 2883133), (77, 2621030), (110, 1834721), (154, 1310515), (385, 524206), (770, 262103)]