81640796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{29033}}^1$

素因数の和:29093

約数の個数: 24

約数和(自身を含む): 154460880

約数和(自身を除く): 72820084

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 29033, 58066, 116132, 551627, 1074221, 1103254, 2148442, 2206508, 4296884, 20410199, 40820398, 81640796]

約数ペア:

[(1, 81640796), (2, 40820398), (4, 20410199), (19, 4296884), (37, 2206508), (38, 2148442), (74, 1103254), (76, 1074221), (148, 551627), (703, 116132), (1406, 58066), (2812, 29033)]