208415038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{90067}}^1$

素因数の和:90171

約数の個数: 16

約数和(自身を含む): 340457040

約数和(自身を除く): 132042002

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 90067, 180134, 1170871, 2341742, 8015963, 16031926, 104207519, 208415038]

約数ペア:

[(1, 208415038), (2, 104207519), (13, 16031926), (26, 8015963), (89, 2341742), (178, 1170871), (1157, 180134), (2314, 90067)]