20120338692

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7871807}}^1$

素因数の和:7871888

約数の個数: 36

約数和(自身を含む): 51576086016

約数和(自身を除く): 31455747324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 7871807, 15743614, 23615421, 31487228, 47230842, 70846263, 94461684, 141692526, 283385052, 558898297, 1117796594, 1676694891, 2235593188, 3353389782, 5030084673, 6706779564, 10060169346, 20120338692]

約数ペア:

[(1, 20120338692), (2, 10060169346), (3, 6706779564), (4, 5030084673), (6, 3353389782), (9, 2235593188), (12, 1676694891), (18, 1117796594), (36, 558898297), (71, 283385052), (142, 141692526), (213, 94461684), (284, 70846263), (426, 47230842), (639, 31487228), (852, 23615421), (1278, 15743614), (2556, 7871807)]