19237251

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 30233088

約数和(自身を除く): 10995837

約数列:

[1, 3, 11, 17, 33, 51, 53, 159, 187, 561, 583, 647, 901, 1749, 1941, 2703, 7117, 9911, 10999, 21351, 29733, 32997, 34291, 102873, 120989, 362967, 377201, 582947, 1131603, 1748841, 6412417, 19237251]

約数ペア:

[(1, 19237251), (3, 6412417), (11, 1748841), (17, 1131603), (33, 582947), (51, 377201), (53, 362967), (159, 120989), (187, 102873), (561, 34291), (583, 32997), (647, 29733), (901, 21351), (1749, 10999), (1941, 9911), (2703, 7117)]