20027085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3313}}^1$

素因数の和:3365

約数の個数: 32

約数和(自身を含む): 35632128

約数和(自身を除く): 15605043

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 3313, 6045, 9939, 16565, 43069, 49695, 102703, 129207, 215345, 308109, 513515, 646035, 1335139, 1540545, 4005417, 6675695, 20027085]

約数ペア:

[(1, 20027085), (3, 6675695), (5, 4005417), (13, 1540545), (15, 1335139), (31, 646035), (39, 513515), (65, 308109), (93, 215345), (155, 129207), (195, 102703), (403, 49695), (465, 43069), (1209, 16565), (2015, 9939), (3313, 6045)]