205330378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{11981}}^1$

素因数の和:12054

約数の個数: 32

約数和(自身を含む): 362335680

約数和(自身を除く): 157005302

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1558, 8569, 11981, 17138, 23962, 131791, 227639, 263582, 455278, 491221, 982442, 2504029, 5008058, 5403431, 9333199, 10806862, 18666398, 102665189, 205330378]

約数ペア:

[(1, 205330378), (2, 102665189), (11, 18666398), (19, 10806862), (22, 9333199), (38, 5403431), (41, 5008058), (82, 2504029), (209, 982442), (418, 491221), (451, 455278), (779, 263582), (902, 227639), (1558, 131791), (8569, 23962), (11981, 17138)]