20213454

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{631}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 42773760

約数和(自身を除く): 22560306

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 281, 562, 631, 843, 1262, 1686, 1893, 3786, 5339, 10678, 11989, 16017, 23978, 32034, 35967, 71934, 177311, 354622, 531933, 1063866, 3368909, 6737818, 10106727, 20213454]

約数ペア:

[(1, 20213454), (2, 10106727), (3, 6737818), (6, 3368909), (19, 1063866), (38, 531933), (57, 354622), (114, 177311), (281, 71934), (562, 35967), (631, 32034), (843, 23978), (1262, 16017), (1686, 11989), (1893, 10678), (3786, 5339)]