19498128

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31247}}^1$

素因数の和:31271

約数の個数: 40

約数和(自身を含む): 54246528

約数和(自身を除く): 34748400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31247, 62494, 93741, 124988, 187482, 249976, 374964, 406211, 499952, 749928, 812422, 1218633, 1499856, 1624844, 2437266, 3249688, 4874532, 6499376, 9749064, 19498128]

約数ペア:

[(1, 19498128), (2, 9749064), (3, 6499376), (4, 4874532), (6, 3249688), (8, 2437266), (12, 1624844), (13, 1499856), (16, 1218633), (24, 812422), (26, 749928), (39, 499952), (48, 406211), (52, 374964), (78, 249976), (104, 187482), (156, 124988), (208, 93741), (312, 62494), (624, 31247)]