20844505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10243}}^1$

素因数の和:10296

約数の個数: 16

約数和(自身を含む): 28027584

約数和(自身を除く): 7183079

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 10243, 51215, 112673, 378991, 563365, 1894955, 4168901, 20844505]

約数ペア:

[(1, 20844505), (5, 4168901), (11, 1894955), (37, 563365), (55, 378991), (185, 112673), (407, 51215), (2035, 10243)]