18277904

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{11777}}^1$

素因数の和:11882

約数の個数: 20

約数和(自身を含む): 35781564

約数和(自身を除く): 17503660

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 11777, 23554, 47108, 94216, 188432, 1142369, 2284738, 4569476, 9138952, 18277904]

約数ペア:

[(1, 18277904), (2, 9138952), (4, 4569476), (8, 2284738), (16, 1142369), (97, 188432), (194, 94216), (388, 47108), (776, 23554), (1552, 11777)]