18953110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4007}}^1$

素因数の和:4068

約数の個数: 32

約数和(自身を含む): 38092032

約数和(自身を除く): 19138922

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4007, 4730, 8014, 20035, 40070, 44077, 88154, 172301, 220385, 344602, 440770, 861505, 1723010, 1895311, 3790622, 9476555, 18953110]

約数ペア:

[(1, 18953110), (2, 9476555), (5, 3790622), (10, 1895311), (11, 1723010), (22, 861505), (43, 440770), (55, 344602), (86, 220385), (110, 172301), (215, 88154), (430, 44077), (473, 40070), (946, 20035), (2365, 8014), (4007, 4730)]