20550272

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{5179}}^1$

素因数の和:5224

約数の個数: 32

約数和(自身を含む): 42268800

約数和(自身を除く): 21718528

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 5179, 10358, 20716, 41432, 82864, 160549, 165728, 321098, 331456, 642196, 662912, 1284392, 2568784, 5137568, 10275136, 20550272]

約数ペア:

[(1, 20550272), (2, 10275136), (4, 5137568), (8, 2568784), (16, 1284392), (31, 662912), (32, 642196), (62, 331456), (64, 321098), (124, 165728), (128, 160549), (248, 82864), (496, 41432), (992, 20716), (1984, 10358), (3968, 5179)]