38720038

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{64319}}^1$

素因数の和:64371

約数の個数: 16

約数和(自身を含む): 67921920

約数和(自身を除く): 29201882

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 64319, 128638, 450233, 900466, 2765717, 5531434, 19360019, 38720038]

約数ペア:

[(1, 38720038), (2, 19360019), (7, 5531434), (14, 2765717), (43, 900466), (86, 450233), (301, 128638), (602, 64319)]