18448947

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{563}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 29210688

約数和(自身を除く): 10761741

約数列:

[1, 3, 9, 11, 33, 99, 331, 563, 993, 1689, 2979, 3641, 5067, 6193, 10923, 18579, 32769, 55737, 186353, 559059, 1677177, 2049883, 6149649, 18448947]

約数ペア:

[(1, 18448947), (3, 6149649), (9, 2049883), (11, 1677177), (33, 559059), (99, 186353), (331, 55737), (563, 32769), (993, 18579), (1689, 10923), (2979, 6193), (3641, 5067)]