42820804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{4931}}^1$

素因数の和:5115

約数の個数: 24

約数和(自身を含む): 81200448

約数和(自身を除く): 38379644

約数列:

[1, 2, 4, 13, 26, 52, 167, 334, 668, 2171, 4342, 4931, 8684, 9862, 19724, 64103, 128206, 256412, 823477, 1646954, 3293908, 10705201, 21410402, 42820804]

約数ペア:

[(1, 42820804), (2, 21410402), (4, 10705201), (13, 3293908), (26, 1646954), (52, 823477), (167, 256412), (334, 128206), (668, 64103), (2171, 19724), (4342, 9862), (4931, 8684)]