18965202072

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{417883}}^1$

素因数の和:417984

約数の個数: 64

約数和(自身を含む): 49744911360

約数和(自身を除く): 30779709288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 61, 62, 93, 122, 124, 183, 186, 244, 248, 366, 372, 488, 732, 744, 1464, 1891, 3782, 5673, 7564, 11346, 15128, 22692, 45384, 417883, 835766, 1253649, 1671532, 2507298, 3343064, 5014596, 10029192, 12954373, 25490863, 25908746, 38863119, 50981726, 51817492, 76472589, 77726238, 101963452, 103634984, 152945178, 155452476, 203926904, 305890356, 310904952, 611780712, 790216753, 1580433506, 2370650259, 3160867012, 4741300518, 6321734024, 9482601036, 18965202072]

約数ペア:

[(1, 18965202072), (2, 9482601036), (3, 6321734024), (4, 4741300518), (6, 3160867012), (8, 2370650259), (12, 1580433506), (24, 790216753), (31, 611780712), (61, 310904952), (62, 305890356), (93, 203926904), (122, 155452476), (124, 152945178), (183, 103634984), (186, 101963452), (244, 77726238), (248, 76472589), (366, 51817492), (372, 50981726), (488, 38863119), (732, 25908746), (744, 25490863), (1464, 12954373), (1891, 10029192), (3782, 5014596), (5673, 3343064), (7564, 2507298), (11346, 1671532), (15128, 1253649), (22692, 835766), (45384, 417883)]