18552016

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2333}}^1$

素因数の和:2419

約数の個数: 40

約数和(自身を含む): 41675904

約数和(自身を除く): 23123888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2333, 3976, 4666, 7952, 9332, 16331, 18664, 32662, 37328, 65324, 130648, 165643, 261296, 331286, 662572, 1159501, 1325144, 2319002, 2650288, 4638004, 9276008, 18552016]

約数ペア:

[(1, 18552016), (2, 9276008), (4, 4638004), (7, 2650288), (8, 2319002), (14, 1325144), (16, 1159501), (28, 662572), (56, 331286), (71, 261296), (112, 165643), (142, 130648), (284, 65324), (497, 37328), (568, 32662), (994, 18664), (1136, 16331), (1988, 9332), (2333, 7952), (3976, 4666)]