20041252

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 45158400

約数和(自身を除く): 25117148

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2099, 2387, 4198, 4774, 8396, 9548, 14693, 23089, 29386, 46178, 58772, 65069, 92356, 130138, 161623, 260276, 323246, 455483, 646492, 715759, 910966, 1431518, 1821932, 2863036, 5010313, 10020626, 20041252]

約数ペア:

[(1, 20041252), (2, 10020626), (4, 5010313), (7, 2863036), (11, 1821932), (14, 1431518), (22, 910966), (28, 715759), (31, 646492), (44, 455483), (62, 323246), (77, 260276), (124, 161623), (154, 130138), (217, 92356), (308, 65069), (341, 58772), (434, 46178), (682, 29386), (868, 23089), (1364, 14693), (2099, 9548), (2387, 8396), (4198, 4774)]