18181112

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{32009}}^1$

素因数の和:32086

約数の個数: 16

約数和(自身を含む): 34570800

約数和(自身を除く): 16389688

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 32009, 64018, 128036, 256072, 2272639, 4545278, 9090556, 18181112]

約数ペア:

[(1, 18181112), (2, 9090556), (4, 4545278), (8, 2272639), (71, 256072), (142, 128036), (284, 64018), (568, 32009)]