202123984

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{141941}}^1$

素因数の和:142038

約数の個数: 20

約数和(自身を含む): 396018180

約数和(自身を除く): 193894196

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 141941, 283882, 567764, 1135528, 2271056, 12632749, 25265498, 50530996, 101061992, 202123984]

約数ペア:

[(1, 202123984), (2, 101061992), (4, 50530996), (8, 25265498), (16, 12632749), (89, 2271056), (178, 1135528), (356, 567764), (712, 283882), (1424, 141941)]