20846628

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 58496256

約数和(自身を除く): 37649628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 61, 66, 99, 122, 132, 183, 198, 244, 366, 396, 549, 671, 732, 863, 1098, 1342, 1726, 2013, 2196, 2589, 2684, 3452, 4026, 5178, 6039, 7767, 8052, 9493, 10356, 12078, 15534, 18986, 24156, 28479, 31068, 37972, 52643, 56958, 85437, 105286, 113916, 157929, 170874, 210572, 315858, 341748, 473787, 579073, 631716, 947574, 1158146, 1737219, 1895148, 2316292, 3474438, 5211657, 6948876, 10423314, 20846628]

約数ペア:

[(1, 20846628), (2, 10423314), (3, 6948876), (4, 5211657), (6, 3474438), (9, 2316292), (11, 1895148), (12, 1737219), (18, 1158146), (22, 947574), (33, 631716), (36, 579073), (44, 473787), (61, 341748), (66, 315858), (99, 210572), (122, 170874), (132, 157929), (183, 113916), (198, 105286), (244, 85437), (366, 56958), (396, 52643), (549, 37972), (671, 31068), (732, 28479), (863, 24156), (1098, 18986), (1342, 15534), (1726, 12078), (2013, 10356), (2196, 9493), (2589, 8052), (2684, 7767), (3452, 6039), (4026, 5178)]