20173646345

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1\times {\mathrm{1409}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 25071582240

約数和(自身を除く): 4897935895

約数列:

[1, 5, 37, 185, 193, 401, 965, 1409, 2005, 7045, 7141, 14837, 35705, 52133, 74185, 77393, 260665, 271937, 386965, 565009, 1359685, 2825045, 2863541, 10061669, 14317705, 20905333, 50308345, 104526665, 109046737, 545233685, 4034729269, 20173646345]

約数ペア:

[(1, 20173646345), (5, 4034729269), (37, 545233685), (185, 109046737), (193, 104526665), (401, 50308345), (965, 20905333), (1409, 14317705), (2005, 10061669), (7045, 2863541), (7141, 2825045), (14837, 1359685), (35705, 565009), (52133, 386965), (74185, 271937), (77393, 260665)]