20435944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4337}}^1$

素因数の和:4393

約数の個数: 32

約数和(自身を含む): 41644800

約数和(自身を除く): 21208856

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4337, 4712, 8674, 17348, 34696, 82403, 134447, 164806, 268894, 329612, 537788, 659224, 1075576, 2554493, 5108986, 10217972, 20435944]

約数ペア:

[(1, 20435944), (2, 10217972), (4, 5108986), (8, 2554493), (19, 1075576), (31, 659224), (38, 537788), (62, 329612), (76, 268894), (124, 164806), (152, 134447), (248, 82403), (589, 34696), (1178, 17348), (2356, 8674), (4337, 4712)]