20797986685

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1031}}^1\times {\mathrm{12263}}^1$

素因数の和:13353

約数の個数: 32

約数和(自身を含む): 29160456192

約数和(自身を除く): 8362469507

約数列:

[1, 5, 7, 35, 47, 235, 329, 1031, 1645, 5155, 7217, 12263, 36085, 48457, 61315, 85841, 242285, 339199, 429205, 576361, 1695995, 2881805, 4034527, 12643153, 20172635, 63215765, 88502071, 442510355, 594228191, 2971140955, 4159597337, 20797986685]

約数ペア:

[(1, 20797986685), (5, 4159597337), (7, 2971140955), (35, 594228191), (47, 442510355), (235, 88502071), (329, 63215765), (1031, 20172635), (1645, 12643153), (5155, 4034527), (7217, 2881805), (12263, 1695995), (36085, 576361), (48457, 429205), (61315, 339199), (85841, 242285)]