17904650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 35890560

約数和(自身を除く): 17985910

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 190, 235, 401, 470, 475, 802, 893, 950, 1175, 1786, 2005, 2350, 4010, 4465, 7619, 8930, 10025, 15238, 18847, 20050, 22325, 37694, 38095, 44650, 76190, 94235, 188470, 190475, 358093, 380950, 471175, 716186, 942350, 1790465, 3580930, 8952325, 17904650]

約数ペア:

[(1, 17904650), (2, 8952325), (5, 3580930), (10, 1790465), (19, 942350), (25, 716186), (38, 471175), (47, 380950), (50, 358093), (94, 190475), (95, 188470), (190, 94235), (235, 76190), (401, 44650), (470, 38095), (475, 37694), (802, 22325), (893, 20050), (950, 18847), (1175, 15238), (1786, 10025), (2005, 8930), (2350, 7619), (4010, 4465)]