20307394330

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{209333}}^1$

素因数の和:209538

約数の個数: 32

約数和(自身を含む): 37303318800

約数和(自身を除く): 16995924470

約数列:

[1, 2, 5, 10, 89, 109, 178, 218, 445, 545, 890, 1090, 9701, 19402, 48505, 97010, 209333, 418666, 1046665, 2093330, 18630637, 22817297, 37261274, 45634594, 93153185, 114086485, 186306370, 228172970, 2030739433, 4061478866, 10153697165, 20307394330]

約数ペア:

[(1, 20307394330), (2, 10153697165), (5, 4061478866), (10, 2030739433), (89, 228172970), (109, 186306370), (178, 114086485), (218, 93153185), (445, 45634594), (545, 37261274), (890, 22817297), (1090, 18630637), (9701, 2093330), (19402, 1046665), (48505, 418666), (97010, 209333)]