20401471994

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{4261}}^1\times {\mathrm{35731}}^1$

素因数の和:40061

約数の個数: 16

約数和(自身を含む): 31067115936

約数和(自身を除く): 10665643942

約数列:

[1, 2, 67, 134, 4261, 8522, 35731, 71462, 285487, 570974, 2393977, 4787954, 152249791, 304499582, 10200735997, 20401471994]

約数ペア:

[(1, 20401471994), (2, 10200735997), (67, 304499582), (134, 152249791), (4261, 4787954), (8522, 2393977), (35731, 570974), (71462, 285487)]