18430935

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 31546368

約数和(自身を除く): 13115433

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 1303, 2829, 3909, 4715, 6515, 14145, 19545, 29969, 53423, 89907, 149845, 160269, 267115, 449535, 801345, 1228729, 3686187, 6143645, 18430935]

約数ペア:

[(1, 18430935), (3, 6143645), (5, 3686187), (15, 1228729), (23, 801345), (41, 449535), (69, 267115), (115, 160269), (123, 149845), (205, 89907), (345, 53423), (615, 29969), (943, 19545), (1303, 14145), (2829, 6515), (3909, 4715)]