64236188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{2129}}^1$

素因数の和:2549

約数の個数: 24

約数和(自身を含む): 118683600

約数和(自身を除く): 54447412

約数列:

[1, 2, 4, 19, 38, 76, 397, 794, 1588, 2129, 4258, 7543, 8516, 15086, 30172, 40451, 80902, 161804, 845213, 1690426, 3380852, 16059047, 32118094, 64236188]

約数ペア:

[(1, 64236188), (2, 32118094), (4, 16059047), (19, 3380852), (38, 1690426), (76, 845213), (397, 161804), (794, 80902), (1588, 40451), (2129, 30172), (4258, 15086), (7543, 8516)]