19508192

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 42284592

約数和(自身を除く): 22776400

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 157, 176, 314, 352, 353, 628, 706, 1256, 1412, 1727, 2512, 2824, 3454, 3883, 5024, 5648, 6908, 7766, 11296, 13816, 15532, 27632, 31064, 55264, 55421, 62128, 110842, 124256, 221684, 443368, 609631, 886736, 1219262, 1773472, 2438524, 4877048, 9754096, 19508192]

約数ペア:

[(1, 19508192), (2, 9754096), (4, 4877048), (8, 2438524), (11, 1773472), (16, 1219262), (22, 886736), (32, 609631), (44, 443368), (88, 221684), (157, 124256), (176, 110842), (314, 62128), (352, 55421), (353, 55264), (628, 31064), (706, 27632), (1256, 15532), (1412, 13816), (1727, 11296), (2512, 7766), (2824, 6908), (3454, 5648), (3883, 5024)]