19130528

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{13903}}^1$

素因数の和:13956

約数の個数: 24

約数和(自身を含む): 38541888

約数和(自身を除く): 19411360

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 13903, 27806, 55612, 111224, 222448, 444896, 597829, 1195658, 2391316, 4782632, 9565264, 19130528]

約数ペア:

[(1, 19130528), (2, 9565264), (4, 4782632), (8, 2391316), (16, 1195658), (32, 597829), (43, 444896), (86, 222448), (172, 111224), (344, 55612), (688, 27806), (1376, 13903)]