20453784

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65557}}^1$

素因数の和:65579

約数の個数: 32

約数和(自身を含む): 55068720

約数和(自身を除く): 34614936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65557, 131114, 196671, 262228, 393342, 524456, 786684, 852241, 1573368, 1704482, 2556723, 3408964, 5113446, 6817928, 10226892, 20453784]

約数ペア:

[(1, 20453784), (2, 10226892), (3, 6817928), (4, 5113446), (6, 3408964), (8, 2556723), (12, 1704482), (13, 1573368), (24, 852241), (26, 786684), (39, 524456), (52, 393342), (78, 262228), (104, 196671), (156, 131114), (312, 65557)]