18821964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{224071}}^1$

素因数の和:224085

約数の個数: 24

約数和(自身を含む): 50192128

約数和(自身を除く): 31370164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 224071, 448142, 672213, 896284, 1344426, 1568497, 2688852, 3136994, 4705491, 6273988, 9410982, 18821964]

約数ペア:

[(1, 18821964), (2, 9410982), (3, 6273988), (4, 4705491), (6, 3136994), (7, 2688852), (12, 1568497), (14, 1344426), (21, 896284), (28, 672213), (42, 448142), (84, 224071)]