64003628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{64781}}^1$

素因数の和:64817

約数の個数: 24

約数和(自身を含む): 126972720

約数和(自身を除く): 62969092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 64781, 129562, 259124, 842153, 1230839, 1684306, 2461678, 3368612, 4923356, 16000907, 32001814, 64003628]

約数ペア:

[(1, 64003628), (2, 32001814), (4, 16000907), (13, 4923356), (19, 3368612), (26, 2461678), (38, 1684306), (52, 1230839), (76, 842153), (247, 259124), (494, 129562), (988, 64781)]