261026218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2957}}^1$

素因数の和:3102

約数の個数: 32

約数和(自身を含む): 434471040

約数和(自身を除く): 173444822

約数列:

[1, 2, 19, 23, 38, 46, 101, 202, 437, 874, 1919, 2323, 2957, 3838, 4646, 5914, 44137, 56183, 68011, 88274, 112366, 136022, 298657, 597314, 1292209, 2584418, 5674483, 6869111, 11348966, 13738222, 130513109, 261026218]

約数ペア:

[(1, 261026218), (2, 130513109), (19, 13738222), (23, 11348966), (38, 6869111), (46, 5674483), (101, 2584418), (202, 1292209), (437, 597314), (874, 298657), (1919, 136022), (2323, 112366), (2957, 88274), (3838, 68011), (4646, 56183), (5914, 44137)]