20942916

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{12739}}^1$

素因数の和:12883

約数の個数: 24

約数和(自身を含む): 49227360

約数和(自身を除く): 28284444

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 12739, 25478, 38217, 50956, 76434, 152868, 1745243, 3490486, 5235729, 6980972, 10471458, 20942916]

約数ペア:

[(1, 20942916), (2, 10471458), (3, 6980972), (4, 5235729), (6, 3490486), (12, 1745243), (137, 152868), (274, 76434), (411, 50956), (548, 38217), (822, 25478), (1644, 12739)]