20496157036

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{8563}}^1$

素因数の和:8894

約数の個数: 48

約数和(自身を含む): 37599385600

約数和(自身を除く): 17103228564

約数列:

[1, 2, 4, 31, 62, 97, 124, 194, 199, 388, 398, 796, 3007, 6014, 6169, 8563, 12028, 12338, 17126, 19303, 24676, 34252, 38606, 77212, 265453, 530906, 598393, 830611, 1061812, 1196786, 1661222, 1704037, 2393572, 3322444, 3408074, 6816148, 25748941, 51497882, 52825147, 102995764, 105650294, 165291589, 211300588, 330583178, 661166356, 5124039259, 10248078518, 20496157036]

約数ペア:

[(1, 20496157036), (2, 10248078518), (4, 5124039259), (31, 661166356), (62, 330583178), (97, 211300588), (124, 165291589), (194, 105650294), (199, 102995764), (388, 52825147), (398, 51497882), (796, 25748941), (3007, 6816148), (6014, 3408074), (6169, 3322444), (8563, 2393572), (12028, 1704037), (12338, 1661222), (17126, 1196786), (19303, 1061812), (24676, 830611), (34252, 598393), (38606, 530906), (77212, 265453)]