18904593903

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{115771}}^1$

素因数の和:115919

約数の個数: 32

約数和(自身を含む): 28007562240

約数和(自身を除く): 9102968337

約数列:

[1, 3, 13, 39, 53, 79, 159, 237, 689, 1027, 2067, 3081, 4187, 12561, 54431, 115771, 163293, 347313, 1505023, 4515069, 6135863, 9145909, 18407589, 27437727, 79766219, 118896817, 239298657, 356690451, 484733177, 1454199531, 6301531301, 18904593903]

約数ペア:

[(1, 18904593903), (3, 6301531301), (13, 1454199531), (39, 484733177), (53, 356690451), (79, 239298657), (159, 118896817), (237, 79766219), (689, 27437727), (1027, 18407589), (2067, 9145909), (3081, 6135863), (4187, 4515069), (12561, 1505023), (54431, 347313), (115771, 163293)]