20826565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5347}}^1$

素因数の和:5412

約数の個数: 16

約数和(自身を含む): 26953920

約数和(自身を除く): 6127355

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 5347, 26735, 101593, 219227, 507965, 1096135, 4165313, 20826565]

約数ペア:

[(1, 20826565), (5, 4165313), (19, 1096135), (41, 507965), (95, 219227), (205, 101593), (779, 26735), (3895, 5347)]