19844865

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8647}}^1$

素因数の和:8678

約数の個数: 32

約数和(自身を含む): 37359360

約数和(自身を除く): 17514495

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8647, 25941, 43235, 77823, 129705, 146999, 233469, 389115, 440997, 734995, 1167345, 1322991, 2204985, 3968973, 6614955, 19844865]

約数ペア:

[(1, 19844865), (3, 6614955), (5, 3968973), (9, 2204985), (15, 1322991), (17, 1167345), (27, 734995), (45, 440997), (51, 389115), (85, 233469), (135, 146999), (153, 129705), (255, 77823), (459, 43235), (765, 25941), (2295, 8647)]