18401253

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1307}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 27907488

約数和(自身を除く): 9506235

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 1307, 3921, 4693, 14079, 16991, 24833, 50973, 74499, 322829, 471827, 968487, 1415481, 6133751, 18401253]

約数ペア:

[(1, 18401253), (3, 6133751), (13, 1415481), (19, 968487), (39, 471827), (57, 322829), (247, 74499), (361, 50973), (741, 24833), (1083, 16991), (1307, 14079), (3921, 4693)]