205210222

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{12647}}^1$

素因数の和:12736

約数の個数: 32

約数和(自身を含む): 376404480

約数和(自身を除く): 171194258

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 8113, 12647, 16226, 25294, 88529, 177058, 240293, 480586, 771467, 1542934, 1682051, 3364102, 5400269, 10800538, 14657873, 29315746, 102605111, 205210222]

約数ペア:

[(1, 205210222), (2, 102605111), (7, 29315746), (14, 14657873), (19, 10800538), (38, 5400269), (61, 3364102), (122, 1682051), (133, 1542934), (266, 771467), (427, 480586), (854, 240293), (1159, 177058), (2318, 88529), (8113, 25294), (12647, 16226)]