1618118968

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{32009}}^1$

素因数の和:32175

約数の個数: 32

約数和(自身を含む): 3111372000

約数和(自身を除く): 1493253032

約数列:

[1, 2, 4, 8, 71, 89, 142, 178, 284, 356, 568, 712, 6319, 12638, 25276, 32009, 50552, 64018, 128036, 256072, 2272639, 2848801, 4545278, 5697602, 9090556, 11395204, 18181112, 22790408, 202264871, 404529742, 809059484, 1618118968]

約数ペア:

[(1, 1618118968), (2, 809059484), (4, 404529742), (8, 202264871), (71, 22790408), (89, 18181112), (142, 11395204), (178, 9090556), (284, 5697602), (356, 4545278), (568, 2848801), (712, 2272639), (6319, 256072), (12638, 128036), (25276, 64018), (32009, 50552)]