20122081378

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{653}}^1\times {\mathrm{3533}}^1$

素因数の和:4291

約数の個数: 48

約数和(自身を含む): 35569922040

約数和(自身を除く): 15447840662

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 623, 653, 1246, 1306, 3533, 4361, 4571, 7066, 8722, 9142, 24731, 31997, 49462, 58117, 63994, 116234, 173117, 314437, 346234, 406819, 628874, 813638, 2201059, 2307049, 2847733, 4402118, 4614098, 5695466, 15407413, 16149343, 30814826, 32298686, 113045401, 205327361, 226090802, 410654722, 1437291527, 2874583054, 10061040689, 20122081378]

約数ペア:

[(1, 20122081378), (2, 10061040689), (7, 2874583054), (14, 1437291527), (49, 410654722), (89, 226090802), (98, 205327361), (178, 113045401), (623, 32298686), (653, 30814826), (1246, 16149343), (1306, 15407413), (3533, 5695466), (4361, 4614098), (4571, 4402118), (7066, 2847733), (8722, 2307049), (9142, 2201059), (24731, 813638), (31997, 628874), (49462, 406819), (58117, 346234), (63994, 314437), (116234, 173117)]