2018780438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{356549}}^1$

素因数の和:356719

約数の個数: 16

約数和(自身を含む): 3208950000

約数和(自身を除く): 1190169562

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 356549, 713098, 6774431, 13548862, 53125801, 106251602, 1009390219, 2018780438]

約数ペア:

[(1, 2018780438), (2, 1009390219), (19, 106251602), (38, 53125801), (149, 13548862), (298, 6774431), (2831, 713098), (5662, 356549)]