20752984

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4691}}^1$

素因数の和:4783

約数の個数: 32

約数和(自身を含む): 45043200

約数和(自身を除く): 24290216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4691, 9382, 18764, 32837, 37528, 65674, 131348, 262696, 370589, 741178, 1482356, 2594123, 2964712, 5188246, 10376492, 20752984]

約数ペア:

[(1, 20752984), (2, 10376492), (4, 5188246), (7, 2964712), (8, 2594123), (14, 1482356), (28, 741178), (56, 370589), (79, 262696), (158, 131348), (316, 65674), (553, 37528), (632, 32837), (1106, 18764), (2212, 9382), (4424, 4691)]