20449104

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32771}}^1$

素因数の和:32795

約数の個数: 40

約数和(自身を含む): 56892192

約数和(自身を除く): 36443088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32771, 65542, 98313, 131084, 196626, 262168, 393252, 426023, 524336, 786504, 852046, 1278069, 1573008, 1704092, 2556138, 3408184, 5112276, 6816368, 10224552, 20449104]

約数ペア:

[(1, 20449104), (2, 10224552), (3, 6816368), (4, 5112276), (6, 3408184), (8, 2556138), (12, 1704092), (13, 1573008), (16, 1278069), (24, 852046), (26, 786504), (39, 524336), (48, 426023), (52, 393252), (78, 262168), (104, 196626), (156, 131084), (208, 98313), (312, 65542), (624, 32771)]