19436848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3761}}^1$

素因数の和:3805

約数の個数: 40

約数和(自身を含む): 41983920

約数和(自身を除く): 22547072

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 3761, 5168, 7522, 15044, 30088, 60176, 63937, 71459, 127874, 142918, 255748, 285836, 511496, 571672, 1022992, 1143344, 1214803, 2429606, 4859212, 9718424, 19436848]

約数ペア:

[(1, 19436848), (2, 9718424), (4, 4859212), (8, 2429606), (16, 1214803), (17, 1143344), (19, 1022992), (34, 571672), (38, 511496), (68, 285836), (76, 255748), (136, 142918), (152, 127874), (272, 71459), (304, 63937), (323, 60176), (646, 30088), (1292, 15044), (2584, 7522), (3761, 5168)]