20161008376

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1490317}}^1$

素因数の和:1490431

約数の個数: 32

約数和(自身を含む): 40238586000

約数和(自身を除く): 20077577624

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 3382, 6764, 13528, 1490317, 2980634, 5961268, 11922536, 28316023, 56632046, 113264092, 132638213, 226528184, 265276426, 530552852, 1061105704, 2520126047, 5040252094, 10080504188, 20161008376]

約数ペア:

[(1, 20161008376), (2, 10080504188), (4, 5040252094), (8, 2520126047), (19, 1061105704), (38, 530552852), (76, 265276426), (89, 226528184), (152, 132638213), (178, 113264092), (356, 56632046), (712, 28316023), (1691, 11922536), (3382, 5961268), (6764, 2980634), (13528, 1490317)]