20123341818

素因数分解:

$2^1\times 3^1\times {\mathrm{4639}}^1\times {\mathrm{722977}}^1$

素因数の和:727621

約数の個数: 16

約数和(自身を含む): 40255415040

約数和(自身を除く): 20132073222

約数列:

[1, 2, 3, 6, 4639, 9278, 13917, 27834, 722977, 1445954, 2168931, 4337862, 3353890303, 6707780606, 10061670909, 20123341818]

約数ペア:

[(1, 20123341818), (2, 10061670909), (3, 6707780606), (6, 3353890303), (4639, 4337862), (9278, 2168931), (13917, 1445954), (27834, 722977)]