12640894

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53113}}^1$

素因数の和:53139

約数の個数: 16

約数和(自身を含む): 22945248

約数和(自身を除く): 10304354

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 53113, 106226, 371791, 743582, 902921, 1805842, 6320447, 12640894]

約数ペア:

[(1, 12640894), (2, 6320447), (7, 1805842), (14, 902921), (17, 743582), (34, 371791), (119, 106226), (238, 53113)]