18663510548

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{920473}}^1$

素因数の和:920651

約数の個数: 24

約数和(自身を含む): 33788759592

約数和(自身を除く): 15125249044

約数列:

[1, 2, 4, 37, 74, 137, 148, 274, 548, 5069, 10138, 20276, 920473, 1840946, 3681892, 34057501, 68115002, 126104801, 136230004, 252209602, 504419204, 4665877637, 9331755274, 18663510548]

約数ペア:

[(1, 18663510548), (2, 9331755274), (4, 4665877637), (37, 504419204), (74, 252209602), (137, 136230004), (148, 126104801), (274, 68115002), (548, 34057501), (5069, 3681892), (10138, 1840946), (20276, 920473)]