18459320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41953}}^1$

素因数の和:41975

約数の個数: 32

約数和(自身を含む): 45310320

約数和(自身を除く): 26851000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41953, 83906, 167812, 209765, 335624, 419530, 461483, 839060, 922966, 1678120, 1845932, 2307415, 3691864, 4614830, 9229660, 18459320]

約数ペア:

[(1, 18459320), (2, 9229660), (4, 4614830), (5, 3691864), (8, 2307415), (10, 1845932), (11, 1678120), (20, 922966), (22, 839060), (40, 461483), (44, 419530), (55, 335624), (88, 209765), (110, 167812), (220, 83906), (440, 41953)]