19088739

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 30171960

約数和(自身を除く): 11083221

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 179, 289, 369, 537, 697, 867, 1611, 2091, 2601, 3043, 6273, 7339, 9129, 11849, 22017, 27387, 35547, 51731, 66051, 106641, 124763, 155193, 374289, 465579, 1122867, 2120971, 6362913, 19088739]

約数ペア:

[(1, 19088739), (3, 6362913), (9, 2120971), (17, 1122867), (41, 465579), (51, 374289), (123, 155193), (153, 124763), (179, 106641), (289, 66051), (369, 51731), (537, 35547), (697, 27387), (867, 22017), (1611, 11849), (2091, 9129), (2601, 7339), (3043, 6273)]