20563048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1291}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 42325920

約数和(自身を除く): 21762872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 724, 1291, 1448, 1991, 2582, 3982, 5164, 7964, 10328, 14201, 15928, 28402, 56804, 113608, 233671, 467342, 934684, 1869368, 2570381, 5140762, 10281524, 20563048]

約数ペア:

[(1, 20563048), (2, 10281524), (4, 5140762), (8, 2570381), (11, 1869368), (22, 934684), (44, 467342), (88, 233671), (181, 113608), (362, 56804), (724, 28402), (1291, 15928), (1448, 14201), (1991, 10328), (2582, 7964), (3982, 5164)]