20738328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5113}}^1$

素因数の和:5148

約数の個数: 48

約数和(自身を含む): 56151720

約数和(自身を除く): 35413392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 5113, 10226, 15339, 20452, 30678, 40904, 61356, 66469, 122712, 132938, 199407, 265876, 398814, 531752, 797628, 864097, 1595256, 1728194, 2592291, 3456388, 5184582, 6912776, 10369164, 20738328]

約数ペア:

[(1, 20738328), (2, 10369164), (3, 6912776), (4, 5184582), (6, 3456388), (8, 2592291), (12, 1728194), (13, 1595256), (24, 864097), (26, 797628), (39, 531752), (52, 398814), (78, 265876), (104, 199407), (156, 132938), (169, 122712), (312, 66469), (338, 61356), (507, 40904), (676, 30678), (1014, 20452), (1352, 15339), (2028, 10226), (4056, 5113)]