18963711

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 29789760

約数和(自身を除く): 10826049

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 981, 1417, 1487, 4251, 4461, 12753, 13383, 19331, 57993, 162083, 173979, 486249, 1458747, 2107079, 6321237, 18963711]

約数ペア:

[(1, 18963711), (3, 6321237), (9, 2107079), (13, 1458747), (39, 486249), (109, 173979), (117, 162083), (327, 57993), (981, 19331), (1417, 13383), (1487, 12753), (4251, 4461)]