18160432

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 37363680

約数和(自身を除く): 19203248

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 809, 976, 1403, 1618, 2806, 3236, 5612, 6472, 11224, 12944, 18607, 22448, 37214, 49349, 74428, 98698, 148856, 197396, 297712, 394792, 789584, 1135027, 2270054, 4540108, 9080216, 18160432]

約数ペア:

[(1, 18160432), (2, 9080216), (4, 4540108), (8, 2270054), (16, 1135027), (23, 789584), (46, 394792), (61, 297712), (92, 197396), (122, 148856), (184, 98698), (244, 74428), (368, 49349), (488, 37214), (809, 22448), (976, 18607), (1403, 12944), (1618, 11224), (2806, 6472), (3236, 5612)]