207788218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{45191}}^1$

素因数の和:45234

約数の個数: 24

約数和(自身を含む): 360632160

約数和(自身を除く): 152843942

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 45191, 90382, 497101, 858629, 994202, 1717258, 5468111, 9444919, 10936222, 18889838, 103894109, 207788218]

約数ペア:

[(1, 207788218), (2, 103894109), (11, 18889838), (19, 10936222), (22, 9444919), (38, 5468111), (121, 1717258), (209, 994202), (242, 858629), (418, 497101), (2299, 90382), (4598, 45191)]