20218745043

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2609207}}^1$

素因数の和:2609264

約数の個数: 32

約数和(自身を含む): 35067755520

約数和(自身を除く): 14849010477

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 2609207, 7827621, 18264449, 23482863, 54793347, 70448589, 106977487, 164380041, 320932461, 493140123, 748842409, 962797383, 2246527227, 2888392149, 6739581681, 20218745043]

約数ペア:

[(1, 20218745043), (3, 6739581681), (7, 2888392149), (9, 2246527227), (21, 962797383), (27, 748842409), (41, 493140123), (63, 320932461), (123, 164380041), (189, 106977487), (287, 70448589), (369, 54793347), (861, 23482863), (1107, 18264449), (2583, 7827621), (7749, 2609207)]