19288287

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 30898560

約数和(自身を除く): 11610273

約数列:

[1, 3, 9, 19, 27, 57, 81, 83, 151, 171, 249, 453, 513, 747, 1359, 1539, 1577, 2241, 2869, 4077, 4731, 6723, 8607, 12231, 12533, 14193, 25821, 37599, 42579, 77463, 112797, 127737, 232389, 238127, 338391, 714381, 1015173, 2143143, 6429429, 19288287]

約数ペア:

[(1, 19288287), (3, 6429429), (9, 2143143), (19, 1015173), (27, 714381), (57, 338391), (81, 238127), (83, 232389), (151, 127737), (171, 112797), (249, 77463), (453, 42579), (513, 37599), (747, 25821), (1359, 14193), (1539, 12533), (1577, 12231), (2241, 8607), (2869, 6723), (4077, 4731)]