20954519866

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{823}}^1\times {\mathrm{18749}}^1$

素因数の和:19678

約数の個数: 32

約数和(自身を含む): 36338400000

約数和(自身を除く): 15383880134

約数列:

[1, 2, 7, 14, 97, 194, 679, 823, 1358, 1646, 5761, 11522, 18749, 37498, 79831, 131243, 159662, 262486, 558817, 1117634, 1818653, 3637306, 12730571, 15430427, 25461142, 30860854, 108012989, 216025978, 1496751419, 2993502838, 10477259933, 20954519866]

約数ペア:

[(1, 20954519866), (2, 10477259933), (7, 2993502838), (14, 1496751419), (97, 216025978), (194, 108012989), (679, 30860854), (823, 25461142), (1358, 15430427), (1646, 12730571), (5761, 3637306), (11522, 1818653), (18749, 1117634), (37498, 558817), (79831, 262486), (131243, 159662)]