19494728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7639}}^1$

素因数の和:7685

約数の個数: 32

約数和(自身を含む): 41256000

約数和(自身を除く): 21761272

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 7639, 15278, 30556, 61112, 84029, 168058, 221531, 336116, 443062, 672232, 886124, 1772248, 2436841, 4873682, 9747364, 19494728]

約数ペア:

[(1, 19494728), (2, 9747364), (4, 4873682), (8, 2436841), (11, 1772248), (22, 886124), (29, 672232), (44, 443062), (58, 336116), (88, 221531), (116, 168058), (232, 84029), (319, 61112), (638, 30556), (1276, 15278), (2552, 7639)]