20173832289

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{440987}}^1$

素因数の和:441046

約数の個数: 48

約数和(自身を含む): 34672240512

約数和(自身を除く): 14498408223

約数列:

[1, 3, 9, 13, 17, 23, 39, 51, 69, 117, 153, 207, 221, 299, 391, 663, 897, 1173, 1989, 2691, 3519, 5083, 15249, 45747, 440987, 1322961, 3968883, 5732831, 7496779, 10142701, 17198493, 22490337, 30428103, 51595479, 67471011, 91284309, 97458127, 131855113, 172425917, 292374381, 395565339, 517277751, 877123143, 1186696017, 1551833253, 2241536921, 6724610763, 20173832289]

約数ペア:

[(1, 20173832289), (3, 6724610763), (9, 2241536921), (13, 1551833253), (17, 1186696017), (23, 877123143), (39, 517277751), (51, 395565339), (69, 292374381), (117, 172425917), (153, 131855113), (207, 97458127), (221, 91284309), (299, 67471011), (391, 51595479), (663, 30428103), (897, 22490337), (1173, 17198493), (1989, 10142701), (2691, 7496779), (3519, 5732831), (5083, 3968883), (15249, 1322961), (45747, 440987)]