18402452

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1103}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 33323136

約数和(自身を除く): 14920684

約数列:

[1, 2, 4, 43, 86, 97, 172, 194, 388, 1103, 2206, 4171, 4412, 8342, 16684, 47429, 94858, 106991, 189716, 213982, 427964, 4600613, 9201226, 18402452]

約数ペア:

[(1, 18402452), (2, 9201226), (4, 4600613), (43, 427964), (86, 213982), (97, 189716), (172, 106991), (194, 94858), (388, 47429), (1103, 16684), (2206, 8342), (4171, 4412)]