20306836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10733}}^1$

素因数の和:10791

約数の個数: 24

約数和(自身を含む): 39672864

約数和(自身を除く): 19366028

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10733, 21466, 42932, 118063, 236126, 461519, 472252, 923038, 1846076, 5076709, 10153418, 20306836]

約数ペア:

[(1, 20306836), (2, 10153418), (4, 5076709), (11, 1846076), (22, 923038), (43, 472252), (44, 461519), (86, 236126), (172, 118063), (473, 42932), (946, 21466), (1892, 10733)]