20424824

素因数分解:

$2^3\times 7^1\times {\mathrm{569}}^1\times {\mathrm{641}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 43912800

約数和(自身を除く): 23487976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 569, 641, 1138, 1282, 2276, 2564, 3983, 4487, 4552, 5128, 7966, 8974, 15932, 17948, 31864, 35896, 364729, 729458, 1458916, 2553103, 2917832, 5106206, 10212412, 20424824]

約数ペア:

[(1, 20424824), (2, 10212412), (4, 5106206), (7, 2917832), (8, 2553103), (14, 1458916), (28, 729458), (56, 364729), (569, 35896), (641, 31864), (1138, 17948), (1282, 15932), (2276, 8974), (2564, 7966), (3983, 5128), (4487, 4552)]