219931426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{2029}}^1$

素因数の和:2434

約数の個数: 32

約数和(自身を含む): 388785600

約数和(自身を除く): 168854174

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 379, 758, 2029, 4058, 4169, 4927, 8338, 9854, 22319, 26377, 44638, 52754, 54197, 108394, 290147, 580294, 768991, 1537982, 8458901, 9996883, 16917802, 19993766, 109965713, 219931426]

約数ペア:

[(1, 219931426), (2, 109965713), (11, 19993766), (13, 16917802), (22, 9996883), (26, 8458901), (143, 1537982), (286, 768991), (379, 580294), (758, 290147), (2029, 108394), (4058, 54197), (4169, 52754), (4927, 44638), (8338, 26377), (9854, 22319)]