20207130307

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1\times {\mathrm{6793}}^1$

素因数の和:7247

約数の個数: 32

約数和(自身を含む): 25204979072

約数和(自身を除く): 4997848765

約数列:

[1, 7, 13, 91, 97, 337, 679, 1261, 2359, 4381, 6793, 8827, 30667, 32689, 47551, 88309, 228823, 424957, 618163, 658921, 2289241, 2974699, 4612447, 8565973, 16024687, 29760133, 59961811, 208320931, 222056377, 1554394639, 2886732901, 20207130307]

約数ペア:

[(1, 20207130307), (7, 2886732901), (13, 1554394639), (91, 222056377), (97, 208320931), (337, 59961811), (679, 29760133), (1261, 16024687), (2359, 8565973), (4381, 4612447), (6793, 2974699), (8827, 2289241), (30667, 658921), (32689, 618163), (47551, 424957), (88309, 228823)]