20791764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82507}}^1$

素因数の和:82524

約数の個数: 36

約数和(自身を含む): 60065824

約数和(自身を除く): 39274060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82507, 165014, 247521, 330028, 495042, 577549, 742563, 990084, 1155098, 1485126, 1732647, 2310196, 2970252, 3465294, 5197941, 6930588, 10395882, 20791764]

約数ペア:

[(1, 20791764), (2, 10395882), (3, 6930588), (4, 5197941), (6, 3465294), (7, 2970252), (9, 2310196), (12, 1732647), (14, 1485126), (18, 1155098), (21, 990084), (28, 742563), (36, 577549), (42, 495042), (63, 330028), (84, 247521), (126, 165014), (252, 82507)]