18461900545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1\times {\mathrm{6101}}^1$

素因数の和:7641

約数の個数: 32

約数和(自身を含む): 24842267136

約数和(自身を除く): 6380366591

約数列:

[1, 5, 11, 37, 55, 185, 407, 1487, 2035, 6101, 7435, 16357, 30505, 55019, 67111, 81785, 225737, 275095, 335555, 605209, 1128685, 2483107, 3026045, 9072187, 12415535, 45360935, 99794057, 335670919, 498970285, 1678354595, 3692380109, 18461900545]

約数ペア:

[(1, 18461900545), (5, 3692380109), (11, 1678354595), (37, 498970285), (55, 335670919), (185, 99794057), (407, 45360935), (1487, 12415535), (2035, 9072187), (6101, 3026045), (7435, 2483107), (16357, 1128685), (30505, 605209), (55019, 335555), (67111, 275095), (81785, 225737)]