19156911824

素因数分解:

$2^4\times {\mathrm{2677}}^1\times {\mathrm{447257}}^1$

素因数の和:449942

約数の個数: 20

約数和(自身を含む): 37130464644

約数和(自身を除く): 17973552820

約数列:

[1, 2, 4, 8, 16, 2677, 5354, 10708, 21416, 42832, 447257, 894514, 1789028, 3578056, 7156112, 1197306989, 2394613978, 4789227956, 9578455912, 19156911824]

約数ペア:

[(1, 19156911824), (2, 9578455912), (4, 4789227956), (8, 2394613978), (16, 1197306989), (2677, 7156112), (5354, 3578056), (10708, 1789028), (21416, 894514), (42832, 447257)]