18444848

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{21751}}^1$

素因数の和:21812

約数の個数: 20

約数和(自身を含む): 36412848

約数和(自身を除く): 17968000

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 21751, 43502, 87004, 174008, 348016, 1152803, 2305606, 4611212, 9222424, 18444848]

約数ペア:

[(1, 18444848), (2, 9222424), (4, 4611212), (8, 2305606), (16, 1152803), (53, 348016), (106, 174008), (212, 87004), (424, 43502), (848, 21751)]