388732016

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{17317}}^1$

素因数の和:17409

約数の個数: 40

約数和(自身を含む): 798844704

約数和(自身を除く): 410112688

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 976, 1403, 2806, 5612, 11224, 17317, 22448, 34634, 69268, 138536, 277072, 398291, 796582, 1056337, 1593164, 2112674, 3186328, 4225348, 6372656, 8450696, 16901392, 24295751, 48591502, 97183004, 194366008, 388732016]

約数ペア:

[(1, 388732016), (2, 194366008), (4, 97183004), (8, 48591502), (16, 24295751), (23, 16901392), (46, 8450696), (61, 6372656), (92, 4225348), (122, 3186328), (184, 2112674), (244, 1593164), (368, 1056337), (488, 796582), (976, 398291), (1403, 277072), (2806, 138536), (5612, 69268), (11224, 34634), (17317, 22448)]