1893458

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^2$

素因数の和:294

約数の個数: 18

約数和(自身を含む): 3327831

約数和(自身を除く): 1434373

約数列:

[1, 2, 7, 14, 49, 98, 139, 278, 973, 1946, 6811, 13622, 19321, 38642, 135247, 270494, 946729, 1893458]

約数ペア:

[(1, 1893458), (2, 946729), (7, 270494), (14, 135247), (49, 38642), (98, 19321), (139, 13622), (278, 6811), (973, 1946)]