20228749233

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{431381}}^1$

素因数の和:431438

約数の個数: 48

約数和(自身を含む): 35407834560

約数和(自身を除く): 15179085327

約数列:

[1, 3, 7, 11, 21, 29, 33, 49, 77, 87, 147, 203, 231, 319, 539, 609, 957, 1421, 1617, 2233, 4263, 6699, 15631, 46893, 431381, 1294143, 3019667, 4745191, 9059001, 12510049, 14235573, 21137669, 33216337, 37530147, 63413007, 87570343, 99649011, 137610539, 232514359, 262711029, 412831617, 612992401, 697543077, 963273773, 1838977203, 2889821319, 6742916411, 20228749233]

約数ペア:

[(1, 20228749233), (3, 6742916411), (7, 2889821319), (11, 1838977203), (21, 963273773), (29, 697543077), (33, 612992401), (49, 412831617), (77, 262711029), (87, 232514359), (147, 137610539), (203, 99649011), (231, 87570343), (319, 63413007), (539, 37530147), (609, 33216337), (957, 21137669), (1421, 14235573), (1617, 12510049), (2233, 9059001), (4263, 4745191), (6699, 3019667), (15631, 1294143), (46893, 431381)]