20183559921

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{15277}}^1$

素因数の和:15670

約数の個数: 48

約数和(自身を含む): 33926449024

約数和(自身を除く): 13742889103

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 313, 469, 603, 939, 1407, 2191, 2817, 4221, 6573, 15277, 19719, 20971, 45831, 62913, 106939, 137493, 146797, 188739, 320817, 440391, 962451, 1023559, 1321173, 3070677, 4781701, 7164913, 9212031, 14345103, 21494739, 33471907, 43035309, 64484217, 100415721, 301247163, 320373967, 961121901, 2242617769, 2883365703, 6727853307, 20183559921]

約数ペア:

[(1, 20183559921), (3, 6727853307), (7, 2883365703), (9, 2242617769), (21, 961121901), (63, 320373967), (67, 301247163), (201, 100415721), (313, 64484217), (469, 43035309), (603, 33471907), (939, 21494739), (1407, 14345103), (2191, 9212031), (2817, 7164913), (4221, 4781701), (6573, 3070677), (15277, 1321173), (19719, 1023559), (20971, 962451), (45831, 440391), (62913, 320817), (106939, 188739), (137493, 146797)]