2001264032

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{3313}}^1$

素因数の和:3805

約数の個数: 48

約数和(自身を含む): 4042019520

約数和(自身を除く): 2040755488

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 439, 688, 878, 1376, 1756, 3313, 3512, 6626, 7024, 13252, 14048, 18877, 26504, 37754, 53008, 75508, 106016, 142459, 151016, 284918, 302032, 569836, 604064, 1139672, 1454407, 2279344, 2908814, 4558688, 5817628, 11635256, 23270512, 46541024, 62539501, 125079002, 250158004, 500316008, 1000632016, 2001264032]

約数ペア:

[(1, 2001264032), (2, 1000632016), (4, 500316008), (8, 250158004), (16, 125079002), (32, 62539501), (43, 46541024), (86, 23270512), (172, 11635256), (344, 5817628), (439, 4558688), (688, 2908814), (878, 2279344), (1376, 1454407), (1756, 1139672), (3313, 604064), (3512, 569836), (6626, 302032), (7024, 284918), (13252, 151016), (14048, 142459), (18877, 106016), (26504, 75508), (37754, 53008)]