211451912

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{198733}}^1$

素因数の和:198765

約数の個数: 32

約数和(自身を含む): 476961600

約数和(自身を除く): 265509688

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 198733, 397466, 794932, 1391131, 1589864, 2782262, 3775927, 5564524, 7551854, 11129048, 15103708, 26431489, 30207416, 52862978, 105725956, 211451912]

約数ペア:

[(1, 211451912), (2, 105725956), (4, 52862978), (7, 30207416), (8, 26431489), (14, 15103708), (19, 11129048), (28, 7551854), (38, 5564524), (56, 3775927), (76, 2782262), (133, 1589864), (152, 1391131), (266, 794932), (532, 397466), (1064, 198733)]