18708338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36973}}^1$

素因数の和:37009

約数の個数: 16

約数和(自身を含む): 31945536

約数和(自身を除く): 13237198

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36973, 73946, 406703, 813406, 850379, 1700758, 9354169, 18708338]

約数ペア:

[(1, 18708338), (2, 9354169), (11, 1700758), (22, 850379), (23, 813406), (46, 406703), (253, 73946), (506, 36973)]