42720892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1831}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 78995840

約数和(自身を除く): 36274948

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 1228, 1831, 3662, 5833, 7324, 11666, 23332, 34789, 69578, 139156, 562117, 1124234, 2248468, 10680223, 21360446, 42720892]

約数ペア:

[(1, 42720892), (2, 21360446), (4, 10680223), (19, 2248468), (38, 1124234), (76, 562117), (307, 139156), (614, 69578), (1228, 34789), (1831, 23332), (3662, 11666), (5833, 7324)]