20444536

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12589}}^1$

素因数の和:12631

約数の個数: 32

約数和(自身を含む): 45324000

約数和(自身を除く): 24879464

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12589, 25178, 50356, 88123, 100712, 176246, 352492, 365081, 704984, 730162, 1460324, 2555567, 2920648, 5111134, 10222268, 20444536]

約数ペア:

[(1, 20444536), (2, 10222268), (4, 5111134), (7, 2920648), (8, 2555567), (14, 1460324), (28, 730162), (29, 704984), (56, 365081), (58, 352492), (116, 176246), (203, 100712), (232, 88123), (406, 50356), (812, 25178), (1624, 12589)]