20126843735

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{821}}^1\times {\mathrm{1223}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 25595896320

約数和(自身を除く): 5469052585

約数列:

[1, 5, 19, 95, 211, 821, 1055, 1223, 4009, 4105, 6115, 15599, 20045, 23237, 77995, 116185, 173231, 258053, 866155, 1004083, 1290265, 3291389, 4903007, 5020415, 16456945, 19077577, 24515035, 95387885, 211861513, 1059307565, 4025368747, 20126843735]

約数ペア:

[(1, 20126843735), (5, 4025368747), (19, 1059307565), (95, 211861513), (211, 95387885), (821, 24515035), (1055, 19077577), (1223, 16456945), (4009, 5020415), (4105, 4903007), (6115, 3291389), (15599, 1290265), (20045, 1004083), (23237, 866155), (77995, 258053), (116185, 173231)]