641300692

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{26959}}^1$

素因数の和:27295

約数の個数: 24

約数和(自身を含む): 1185161600

約数和(自身を除く): 543860908

約数列:

[1, 2, 4, 19, 38, 76, 313, 626, 1252, 5947, 11894, 23788, 26959, 53918, 107836, 512221, 1024442, 2048884, 8438167, 16876334, 33752668, 160325173, 320650346, 641300692]

約数ペア:

[(1, 641300692), (2, 320650346), (4, 160325173), (19, 33752668), (38, 16876334), (76, 8438167), (313, 2048884), (626, 1024442), (1252, 512221), (5947, 107836), (11894, 53918), (23788, 26959)]