20887739808

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16736971}}^1$

素因数の和:16736997

約数の個数: 48

約数和(自身を含む): 59048037216

約数和(自身を除く): 38160297408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16736971, 33473942, 50210913, 66947884, 100421826, 133895768, 200843652, 217580623, 267791536, 401687304, 435161246, 535583072, 652741869, 803374608, 870322492, 1305483738, 1606749216, 1740644984, 2610967476, 3481289968, 5221934952, 6962579936, 10443869904, 20887739808]

約数ペア:

[(1, 20887739808), (2, 10443869904), (3, 6962579936), (4, 5221934952), (6, 3481289968), (8, 2610967476), (12, 1740644984), (13, 1606749216), (16, 1305483738), (24, 870322492), (26, 803374608), (32, 652741869), (39, 535583072), (48, 435161246), (52, 401687304), (78, 267791536), (96, 217580623), (104, 200843652), (156, 133895768), (208, 100421826), (312, 66947884), (416, 50210913), (624, 33473942), (1248, 16736971)]