20187424533

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{28573}}^1$

素因数の和:28785

約数の個数: 32

約数和(自身を含む): 28440502272

約数和(自身を除く): 8253077739

約数列:

[1, 3, 31, 71, 93, 107, 213, 321, 2201, 3317, 6603, 7597, 9951, 22791, 28573, 85719, 235507, 706521, 885763, 2028683, 2657289, 3057311, 6086049, 9171933, 62889173, 94776641, 188667519, 217069081, 284329923, 651207243, 6729141511, 20187424533]

約数ペア:

[(1, 20187424533), (3, 6729141511), (31, 651207243), (71, 284329923), (93, 217069081), (107, 188667519), (213, 94776641), (321, 62889173), (2201, 9171933), (3317, 6086049), (6603, 3057311), (7597, 2657289), (9951, 2028683), (22791, 885763), (28573, 706521), (85719, 235507)]