20790648

素因数分解:

$2^3\times 3^3\times {\mathrm{101}}^1\times {\mathrm{953}}^1$

素因数の和:1069

約数の個数: 64

約数和(自身を含む): 58384800

約数和(自身を除く): 37594152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 101, 108, 202, 216, 303, 404, 606, 808, 909, 953, 1212, 1818, 1906, 2424, 2727, 2859, 3636, 3812, 5454, 5718, 7272, 7624, 8577, 10908, 11436, 17154, 21816, 22872, 25731, 34308, 51462, 68616, 96253, 102924, 192506, 205848, 288759, 385012, 577518, 770024, 866277, 1155036, 1732554, 2310072, 2598831, 3465108, 5197662, 6930216, 10395324, 20790648]

約数ペア:

[(1, 20790648), (2, 10395324), (3, 6930216), (4, 5197662), (6, 3465108), (8, 2598831), (9, 2310072), (12, 1732554), (18, 1155036), (24, 866277), (27, 770024), (36, 577518), (54, 385012), (72, 288759), (101, 205848), (108, 192506), (202, 102924), (216, 96253), (303, 68616), (404, 51462), (606, 34308), (808, 25731), (909, 22872), (953, 21816), (1212, 17154), (1818, 11436), (1906, 10908), (2424, 8577), (2727, 7624), (2859, 7272), (3636, 5718), (3812, 5454)]