390566926

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{73943}}^1$

素因数の和:74103

約数の個数: 16

約数和(自身を含む): 621129600

約数和(自身を除く): 230562674

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 73943, 147886, 1404917, 2809834, 10278077, 20556154, 195283463, 390566926]

約数ペア:

[(1, 390566926), (2, 195283463), (19, 20556154), (38, 10278077), (139, 2809834), (278, 1404917), (2641, 147886), (5282, 73943)]