19053549

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 30657528

約数和(自身を除く): 11603979

約数列:

[1, 3, 9, 17, 27, 51, 81, 101, 137, 153, 303, 411, 459, 909, 1233, 1377, 1717, 2329, 2727, 3699, 5151, 6987, 8181, 11097, 13837, 15453, 20961, 41511, 46359, 62883, 124533, 139077, 188649, 235229, 373599, 705687, 1120797, 2117061, 6351183, 19053549]

約数ペア:

[(1, 19053549), (3, 6351183), (9, 2117061), (17, 1120797), (27, 705687), (51, 373599), (81, 235229), (101, 188649), (137, 139077), (153, 124533), (303, 62883), (411, 46359), (459, 41511), (909, 20961), (1233, 15453), (1377, 13837), (1717, 11097), (2329, 8181), (2727, 6987), (3699, 5151)]