2045409748

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{80923}}^1$

素因数の和:81087

約数の個数: 24

約数和(自身を含む): 3670712640

約数和(自身を除く): 1625302892

約数列:

[1, 2, 4, 71, 89, 142, 178, 284, 356, 6319, 12638, 25276, 80923, 161846, 323692, 5745533, 7202147, 11491066, 14404294, 22982132, 28808588, 511352437, 1022704874, 2045409748]

約数ペア:

[(1, 2045409748), (2, 1022704874), (4, 511352437), (71, 28808588), (89, 22982132), (142, 14404294), (178, 11491066), (284, 7202147), (356, 5745533), (6319, 323692), (12638, 161846), (25276, 80923)]