20897932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1621}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 40056912

約数和(自身を除く): 19158980

約数列:

[1, 2, 4, 11, 22, 44, 293, 586, 1172, 1621, 3223, 3242, 6446, 6484, 12892, 17831, 35662, 71324, 474953, 949906, 1899812, 5224483, 10448966, 20897932]

約数ペア:

[(1, 20897932), (2, 10448966), (4, 5224483), (11, 1899812), (22, 949906), (44, 474953), (293, 71324), (586, 35662), (1172, 17831), (1621, 12892), (3223, 6484), (3242, 6446)]