20574648

素因数分解:

$2^3\times 3^4\times {\mathrm{31751}}^1$

素因数の和:31769

約数の個数: 40

約数和(自身を含む): 57629880

約数和(自身を除く): 37055232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31751, 63502, 95253, 127004, 190506, 254008, 285759, 381012, 571518, 762024, 857277, 1143036, 1714554, 2286072, 2571831, 3429108, 5143662, 6858216, 10287324, 20574648]

約数ペア:

[(1, 20574648), (2, 10287324), (3, 6858216), (4, 5143662), (6, 3429108), (8, 2571831), (9, 2286072), (12, 1714554), (18, 1143036), (24, 857277), (27, 762024), (36, 571518), (54, 381012), (72, 285759), (81, 254008), (108, 190506), (162, 127004), (216, 95253), (324, 63502), (648, 31751)]