20565207555

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{869381}}^1$

素因数の和:869491

約数の個数: 32

約数和(自身を含む): 35053482240

約数和(自身を除く): 14488274685

約数列:

[1, 3, 5, 15, 19, 57, 83, 95, 249, 285, 415, 1245, 1577, 4731, 7885, 23655, 869381, 2608143, 4346905, 13040715, 16518239, 49554717, 72158623, 82591195, 216475869, 247773585, 360793115, 1082379345, 1371013837, 4113041511, 6855069185, 20565207555]

約数ペア:

[(1, 20565207555), (3, 6855069185), (5, 4113041511), (15, 1371013837), (19, 1082379345), (57, 360793115), (83, 247773585), (95, 216475869), (249, 82591195), (285, 72158623), (415, 49554717), (1245, 16518239), (1577, 13040715), (4731, 4346905), (7885, 2608143), (23655, 869381)]