19863208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7687}}^1$

素因数の和:7729

約数の個数: 32

約数和(自身を含む): 41515200

約数和(自身を除く): 21651992

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7687, 15374, 30748, 61496, 130679, 146053, 261358, 292106, 522716, 584212, 1045432, 1168424, 2482901, 4965802, 9931604, 19863208]

約数ペア:

[(1, 19863208), (2, 9931604), (4, 4965802), (8, 2482901), (17, 1168424), (19, 1045432), (34, 584212), (38, 522716), (68, 292106), (76, 261358), (136, 146053), (152, 130679), (323, 61496), (646, 30748), (1292, 15374), (2584, 7687)]