20810946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7211}}^1$

素因数の和:7266

約数の個数: 32

約数和(自身を含む): 46041408

約数和(自身を除く): 25230462

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 7211, 14422, 21633, 43266, 93743, 187486, 266807, 281229, 533614, 562458, 800421, 1600842, 3468491, 6936982, 10405473, 20810946]

約数ペア:

[(1, 20810946), (2, 10405473), (3, 6936982), (6, 3468491), (13, 1600842), (26, 800421), (37, 562458), (39, 533614), (74, 281229), (78, 266807), (111, 187486), (222, 93743), (481, 43266), (962, 21633), (1443, 14422), (2886, 7211)]