20617098

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 42297216

約数和(自身を除く): 21680118

約数列:

[1, 2, 3, 6, 73, 103, 146, 206, 219, 309, 438, 457, 618, 914, 1371, 2742, 7519, 15038, 22557, 33361, 45114, 47071, 66722, 94142, 100083, 141213, 200166, 282426, 3436183, 6872366, 10308549, 20617098]

約数ペア:

[(1, 20617098), (2, 10308549), (3, 6872366), (6, 3436183), (73, 282426), (103, 200166), (146, 141213), (206, 100083), (219, 94142), (309, 66722), (438, 47071), (457, 45114), (618, 33361), (914, 22557), (1371, 15038), (2742, 7519)]