18129424

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{15959}}^1$

素因数の和:16038

約数の個数: 20

約数和(自身を含む): 35622720

約数和(自身を除く): 17493296

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 15959, 31918, 63836, 127672, 255344, 1133089, 2266178, 4532356, 9064712, 18129424]

約数ペア:

[(1, 18129424), (2, 9064712), (4, 4532356), (8, 2266178), (16, 1133089), (71, 255344), (142, 127672), (284, 63836), (568, 31918), (1136, 15959)]