16020004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4001}}^1$

素因数の和:4036

約数の個数: 48

約数和(自身を含む): 37650816

約数和(自身を除く): 21630812

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4001, 4004, 8002, 16004, 28007, 44011, 52013, 56014, 88022, 104026, 112028, 176044, 208052, 308077, 364091, 572143, 616154, 728182, 1144286, 1232308, 1456364, 2288572, 4005001, 8010002, 16020004]

約数ペア:

[(1, 16020004), (2, 8010002), (4, 4005001), (7, 2288572), (11, 1456364), (13, 1232308), (14, 1144286), (22, 728182), (26, 616154), (28, 572143), (44, 364091), (52, 308077), (77, 208052), (91, 176044), (143, 112028), (154, 104026), (182, 88022), (286, 56014), (308, 52013), (364, 44011), (572, 28007), (1001, 16004), (2002, 8002), (4001, 4004)]