20101857752

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{15679}}^1\times {\mathrm{3727}}^1$

素因数の和:19455

約数の個数: 32

約数和(自身を含む): 38580326400

約数和(自身を除く): 18478468648

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 3727, 7454, 14908, 15679, 29816, 31358, 62716, 125432, 160261, 320522, 641044, 674197, 1282088, 1348394, 2696788, 5393576, 58435633, 116871266, 233742532, 467485064, 2512732219, 5025464438, 10050928876, 20101857752]

約数ペア:

[(1, 20101857752), (2, 10050928876), (4, 5025464438), (8, 2512732219), (43, 467485064), (86, 233742532), (172, 116871266), (344, 58435633), (3727, 5393576), (7454, 2696788), (14908, 1348394), (15679, 1282088), (29816, 674197), (31358, 641044), (62716, 320522), (125432, 160261)]