18202113

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 27600768

約数和(自身を除く): 9398655

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 1163, 1739, 3489, 5217, 10467, 15651, 43031, 54661, 129093, 163983, 387279, 491949, 2022457, 6067371, 18202113]

約数ペア:

[(1, 18202113), (3, 6067371), (9, 2022457), (37, 491949), (47, 387279), (111, 163983), (141, 129093), (333, 54661), (423, 43031), (1163, 15651), (1739, 10467), (3489, 5217)]