20568168

素因数分解:

$2^3\times 3^4\times {\mathrm{31741}}^1$

素因数の和:31759

約数の個数: 40

約数和(自身を含む): 57611730

約数和(自身を除く): 37043562

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31741, 63482, 95223, 126964, 190446, 253928, 285669, 380892, 571338, 761784, 857007, 1142676, 1714014, 2285352, 2571021, 3428028, 5142042, 6856056, 10284084, 20568168]

約数ペア:

[(1, 20568168), (2, 10284084), (3, 6856056), (4, 5142042), (6, 3428028), (8, 2571021), (9, 2285352), (12, 1714014), (18, 1142676), (24, 857007), (27, 761784), (36, 571338), (54, 380892), (72, 285669), (81, 253928), (108, 190446), (162, 126964), (216, 95223), (324, 63482), (648, 31741)]