18768130

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{6977}}^1$

素因数の和:7253

約数の個数: 16

約数和(自身を含む): 33913080

約数和(自身を除く): 15144950

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 6977, 13954, 34885, 69770, 1876813, 3753626, 9384065, 18768130]

約数ペア:

[(1, 18768130), (2, 9384065), (5, 3753626), (10, 1876813), (269, 69770), (538, 34885), (1345, 13954), (2690, 6977)]