81937018

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1\times {\mathrm{2371}}^1$

素因数の和:2877

約数の個数: 16

約数和(自身を含む): 126550944

約数和(自身を除く): 44613926

約数列:

[1, 2, 37, 74, 467, 934, 2371, 4742, 17279, 34558, 87727, 175454, 1107257, 2214514, 40968509, 81937018]

約数ペア:

[(1, 81937018), (2, 40968509), (37, 2214514), (74, 1107257), (467, 175454), (934, 87727), (2371, 34558), (4742, 17279)]