20123848

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{30307}}^1$

素因数の和:30396

約数の個数: 16

約数和(自身を含む): 38188080

約数和(自身を除く): 18064232

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 30307, 60614, 121228, 242456, 2515481, 5030962, 10061924, 20123848]

約数ペア:

[(1, 20123848), (2, 10061924), (4, 5030962), (8, 2515481), (83, 242456), (166, 121228), (332, 60614), (664, 30307)]