18095440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20563}}^1$

素因数の和:20587

約数の個数: 40

約数和(自身を含む): 45898848

約数和(自身を除く): 27803408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 20563, 41126, 82252, 102815, 164504, 205630, 226193, 329008, 411260, 452386, 822520, 904772, 1130965, 1645040, 1809544, 2261930, 3619088, 4523860, 9047720, 18095440]

約数ペア:

[(1, 18095440), (2, 9047720), (4, 4523860), (5, 3619088), (8, 2261930), (10, 1809544), (11, 1645040), (16, 1130965), (20, 904772), (22, 822520), (40, 452386), (44, 411260), (55, 329008), (80, 226193), (88, 205630), (110, 164504), (176, 102815), (220, 82252), (440, 41126), (880, 20563)]