20565174253

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{11171}}^1$

素因数の和:11385

約数の個数: 32

約数和(自身を含む): 23784026112

約数和(自身を除く): 3218851859

約数列:

[1, 13, 23, 47, 131, 299, 611, 1081, 1703, 3013, 6157, 11171, 14053, 39169, 80041, 141611, 145223, 256933, 525037, 1463401, 1840943, 3340129, 6825481, 12075851, 19024213, 33658223, 68779847, 156986063, 437556899, 894138011, 1581936481, 20565174253]

約数ペア:

[(1, 20565174253), (13, 1581936481), (23, 894138011), (47, 437556899), (131, 156986063), (299, 68779847), (611, 33658223), (1081, 19024213), (1703, 12075851), (3013, 6825481), (6157, 3340129), (11171, 1840943), (14053, 1463401), (39169, 525037), (80041, 256933), (141611, 145223)]