19809224

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{22717}}^1$

素因数の和:22832

約数の個数: 16

約数和(自身を含む): 37484700

約数和(自身を除く): 17675476

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 22717, 45434, 90868, 181736, 2476153, 4952306, 9904612, 19809224]

約数ペア:

[(1, 19809224), (2, 9904612), (4, 4952306), (8, 2476153), (109, 181736), (218, 90868), (436, 45434), (872, 22717)]