18971133

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 9229827

約数列:

[1, 3, 17, 29, 51, 87, 101, 127, 303, 381, 493, 1479, 1717, 2159, 2929, 3683, 5151, 6477, 8787, 11049, 12827, 38481, 49793, 62611, 149379, 187833, 218059, 371983, 654177, 1115949, 6323711, 18971133]

約数ペア:

[(1, 18971133), (3, 6323711), (17, 1115949), (29, 654177), (51, 371983), (87, 218059), (101, 187833), (127, 149379), (303, 62611), (381, 49793), (493, 38481), (1479, 12827), (1717, 11049), (2159, 8787), (2929, 6477), (3683, 5151)]