18263548

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 32675552

約数和(自身を除く): 14412004

約数列:

[1, 2, 4, 97, 103, 194, 206, 388, 412, 457, 914, 1828, 9991, 19982, 39964, 44329, 47071, 88658, 94142, 177316, 188284, 4565887, 9131774, 18263548]

約数ペア:

[(1, 18263548), (2, 9131774), (4, 4565887), (97, 188284), (103, 177316), (194, 94142), (206, 88658), (388, 47071), (412, 44329), (457, 39964), (914, 19982), (1828, 9991)]