2018100728

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{73999}}^1$

素因数の和:74499

約数の個数: 32

約数和(自身を含む): 4333440000

約数和(自身を除く): 2315339272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 974, 1948, 3409, 3896, 6818, 13636, 27272, 73999, 147998, 295996, 517993, 591992, 1035986, 2071972, 4143944, 36037513, 72075026, 144150052, 252262591, 288300104, 504525182, 1009050364, 2018100728]

約数ペア:

[(1, 2018100728), (2, 1009050364), (4, 504525182), (7, 288300104), (8, 252262591), (14, 144150052), (28, 72075026), (56, 36037513), (487, 4143944), (974, 2071972), (1948, 1035986), (3409, 591992), (3896, 517993), (6818, 295996), (13636, 147998), (27272, 73999)]