19636036

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 41158656

約数和(自身を除く): 21522620

約数列:

[1, 2, 4, 7, 14, 28, 43, 47, 86, 94, 172, 188, 301, 329, 347, 602, 658, 694, 1204, 1316, 1388, 2021, 2429, 4042, 4858, 8084, 9716, 14147, 14921, 16309, 28294, 29842, 32618, 56588, 59684, 65236, 104447, 114163, 208894, 228326, 417788, 456652, 701287, 1402574, 2805148, 4909009, 9818018, 19636036]

約数ペア:

[(1, 19636036), (2, 9818018), (4, 4909009), (7, 2805148), (14, 1402574), (28, 701287), (43, 456652), (47, 417788), (86, 228326), (94, 208894), (172, 114163), (188, 104447), (301, 65236), (329, 59684), (347, 56588), (602, 32618), (658, 29842), (694, 28294), (1204, 16309), (1316, 14921), (1388, 14147), (2021, 9716), (2429, 8084), (4042, 4858)]