19402064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4793}}^1$

素因数の和:4835

約数の個数: 40

約数和(自身を含む): 42800832

約数和(自身を除く): 23398768

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 4793, 9586, 19172, 38344, 52723, 76688, 105446, 110239, 210892, 220478, 421784, 440956, 843568, 881912, 1212629, 1763824, 2425258, 4850516, 9701032, 19402064]

約数ペア:

[(1, 19402064), (2, 9701032), (4, 4850516), (8, 2425258), (11, 1763824), (16, 1212629), (22, 881912), (23, 843568), (44, 440956), (46, 421784), (88, 220478), (92, 210892), (176, 110239), (184, 105446), (253, 76688), (368, 52723), (506, 38344), (1012, 19172), (2024, 9586), (4048, 4793)]