19268690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3962

約数の個数: 32

約数和(自身を含む): 40207104

約数和(自身を除く): 20938414

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3877, 4970, 7754, 19385, 27139, 38770, 54278, 135695, 271390, 275267, 550534, 1376335, 1926869, 2752670, 3853738, 9634345, 19268690]

約数ペア:

[(1, 19268690), (2, 9634345), (5, 3853738), (7, 2752670), (10, 1926869), (14, 1376335), (35, 550534), (70, 275267), (71, 271390), (142, 135695), (355, 54278), (497, 38770), (710, 27139), (994, 19385), (2485, 7754), (3877, 4970)]