205738138

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1\times {\mathrm{1019}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 311361120

約数和(自身を除く): 105622982

約数列:

[1, 2, 157, 314, 643, 1019, 1286, 2038, 100951, 159983, 201902, 319966, 655217, 1310434, 102869069, 205738138]

約数ペア:

[(1, 205738138), (2, 102869069), (157, 1310434), (314, 655217), (643, 319966), (1019, 201902), (1286, 159983), (2038, 100951)]