1238424784

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{1155247}}^1$

素因数の和:1155322

約数の個数: 20

約数和(自身を含む): 2435262784

約数和(自身を除く): 1196838000

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 1155247, 2310494, 4620988, 9241976, 18483952, 77401549, 154803098, 309606196, 619212392, 1238424784]

約数ペア:

[(1, 1238424784), (2, 619212392), (4, 309606196), (8, 154803098), (16, 77401549), (67, 18483952), (134, 9241976), (268, 4620988), (536, 2310494), (1072, 1155247)]