19468816

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{2131}}^1$

素因数の和:2710

約数の個数: 20

約数和(自身を含む): 37804624

約数和(自身を除く): 18335808

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2131, 2284, 4262, 4568, 8524, 9136, 17048, 34096, 1216801, 2433602, 4867204, 9734408, 19468816]

約数ペア:

[(1, 19468816), (2, 9734408), (4, 4867204), (8, 2433602), (16, 1216801), (571, 34096), (1142, 17048), (2131, 9136), (2284, 8524), (4262, 4568)]