20166245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{983}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 26497152

約数和(自身を除く): 6330907

約数列:

[1, 5, 11, 55, 373, 983, 1865, 4103, 4915, 10813, 20515, 54065, 366659, 1833295, 4033249, 20166245]

約数ペア:

[(1, 20166245), (5, 4033249), (11, 1833295), (55, 366659), (373, 54065), (983, 20515), (1865, 10813), (4103, 4915)]