20403820608

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2471393}}^1$

素因数の和:2471451

約数の個数: 56

約数和(自身を含む): 55240598688

約数和(自身を除く): 34836778080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 2064, 2752, 4128, 8256, 2471393, 4942786, 7414179, 9885572, 14828358, 19771144, 29656716, 39542288, 59313432, 79084576, 106269899, 118626864, 158169152, 212539798, 237253728, 318809697, 425079596, 474507456, 637619394, 850159192, 1275238788, 1700318384, 2550477576, 3400636768, 5100955152, 6801273536, 10201910304, 20403820608]

約数ペア:

[(1, 20403820608), (2, 10201910304), (3, 6801273536), (4, 5100955152), (6, 3400636768), (8, 2550477576), (12, 1700318384), (16, 1275238788), (24, 850159192), (32, 637619394), (43, 474507456), (48, 425079596), (64, 318809697), (86, 237253728), (96, 212539798), (129, 158169152), (172, 118626864), (192, 106269899), (258, 79084576), (344, 59313432), (516, 39542288), (688, 29656716), (1032, 19771144), (1376, 14828358), (2064, 9885572), (2752, 7414179), (4128, 4942786), (8256, 2471393)]