18945131221

素因数分解:

${\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1031}}^1\times {\mathrm{7243}}^1$

素因数の和:8376

約数の個数: 16

約数和(自身を含む): 19736133120

約数和(自身を除く): 791001899

約数列:

[1, 43, 59, 1031, 2537, 7243, 44333, 60829, 311449, 427337, 2615647, 7467533, 18375491, 321103919, 440584447, 18945131221]

約数ペア:

[(1, 18945131221), (43, 440584447), (59, 321103919), (1031, 18375491), (2537, 7467533), (7243, 2615647), (44333, 427337), (60829, 311449)]