20347678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{2671}}^1$

素因数の和:2979

約数の個数: 16

約数和(自身を含む): 32993856

約数和(自身を除く): 12646178

約数列:

[1, 2, 13, 26, 293, 586, 2671, 3809, 5342, 7618, 34723, 69446, 782603, 1565206, 10173839, 20347678]

約数ペア:

[(1, 20347678), (2, 10173839), (13, 1565206), (26, 782603), (293, 69446), (586, 34723), (2671, 7618), (3809, 5342)]