19298718

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{773}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 44675280

約数和(自身を除く): 25376562

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 773, 1314, 1387, 1546, 2319, 2774, 4161, 4638, 6957, 8322, 12483, 13914, 14687, 24966, 29374, 44061, 56429, 88122, 112858, 132183, 169287, 264366, 338574, 507861, 1015722, 1072151, 2144302, 3216453, 6432906, 9649359, 19298718]

約数ペア:

[(1, 19298718), (2, 9649359), (3, 6432906), (6, 3216453), (9, 2144302), (18, 1072151), (19, 1015722), (38, 507861), (57, 338574), (73, 264366), (114, 169287), (146, 132183), (171, 112858), (219, 88122), (342, 56429), (438, 44061), (657, 29374), (773, 24966), (1314, 14687), (1387, 13914), (1546, 12483), (2319, 8322), (2774, 6957), (4161, 4638)]