20654502216

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{45294961}}^1$

素因数の和:45294989

約数の個数: 32

約数和(自身を含む): 54353954400

約数和(自身を除く): 33699452184

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 45294961, 90589922, 135884883, 181179844, 271769766, 362359688, 543539532, 860604259, 1087079064, 1721208518, 2581812777, 3442417036, 5163625554, 6884834072, 10327251108, 20654502216]

約数ペア:

[(1, 20654502216), (2, 10327251108), (3, 6884834072), (4, 5163625554), (6, 3442417036), (8, 2581812777), (12, 1721208518), (19, 1087079064), (24, 860604259), (38, 543539532), (57, 362359688), (76, 271769766), (114, 181179844), (152, 135884883), (228, 90589922), (456, 45294961)]