19635420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{46751}}^1$

素因数の和:46770

約数の個数: 48

約数和(自身を含む): 62834688

約数和(自身を除く): 43199268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 46751, 93502, 140253, 187004, 233755, 280506, 327257, 467510, 561012, 654514, 701265, 935020, 981771, 1309028, 1402530, 1636285, 1963542, 2805060, 3272570, 3927084, 4908855, 6545140, 9817710, 19635420]

約数ペア:

[(1, 19635420), (2, 9817710), (3, 6545140), (4, 4908855), (5, 3927084), (6, 3272570), (7, 2805060), (10, 1963542), (12, 1636285), (14, 1402530), (15, 1309028), (20, 981771), (21, 935020), (28, 701265), (30, 654514), (35, 561012), (42, 467510), (60, 327257), (70, 280506), (84, 233755), (105, 187004), (140, 140253), (210, 93502), (420, 46751)]