20763504

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7589}}^1$

素因数の和:7622

約数の個数: 60

約数和(自身を含む): 61175400

約数和(自身を除く): 40411896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7589, 15178, 22767, 30356, 45534, 60712, 68301, 91068, 121424, 136602, 144191, 182136, 273204, 288382, 364272, 432573, 546408, 576764, 865146, 1092816, 1153528, 1297719, 1730292, 2307056, 2595438, 3460584, 5190876, 6921168, 10381752, 20763504]

約数ペア:

[(1, 20763504), (2, 10381752), (3, 6921168), (4, 5190876), (6, 3460584), (8, 2595438), (9, 2307056), (12, 1730292), (16, 1297719), (18, 1153528), (19, 1092816), (24, 865146), (36, 576764), (38, 546408), (48, 432573), (57, 364272), (72, 288382), (76, 273204), (114, 182136), (144, 144191), (152, 136602), (171, 121424), (228, 91068), (304, 68301), (342, 60712), (456, 45534), (684, 30356), (912, 22767), (1368, 15178), (2736, 7589)]