19482224

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11171}}^1$

素因数の和:11288

約数の個数: 20

約数和(自身を含む): 38096520

約数和(自身を除く): 18614296

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11171, 22342, 44684, 89368, 178736, 1217639, 2435278, 4870556, 9741112, 19482224]

約数ペア:

[(1, 19482224), (2, 9741112), (4, 4870556), (8, 2435278), (16, 1217639), (109, 178736), (218, 89368), (436, 44684), (872, 22342), (1744, 11171)]