20233408

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:401

約数の個数: 56

約数和(自身を含む): 43909488

約数和(自身を除く): 23676080

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 166, 208, 293, 332, 416, 586, 664, 832, 1079, 1172, 1328, 2158, 2344, 2656, 3809, 4316, 4688, 5312, 7618, 8632, 9376, 15236, 17264, 18752, 24319, 30472, 34528, 48638, 60944, 69056, 97276, 121888, 194552, 243776, 316147, 389104, 632294, 778208, 1264588, 1556416, 2529176, 5058352, 10116704, 20233408]

約数ペア:

[(1, 20233408), (2, 10116704), (4, 5058352), (8, 2529176), (13, 1556416), (16, 1264588), (26, 778208), (32, 632294), (52, 389104), (64, 316147), (83, 243776), (104, 194552), (166, 121888), (208, 97276), (293, 69056), (332, 60944), (416, 48638), (586, 34528), (664, 30472), (832, 24319), (1079, 18752), (1172, 17264), (1328, 15236), (2158, 9376), (2344, 8632), (2656, 7618), (3809, 5312), (4316, 4688)]