18985974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26591}}^1$

素因数の和:26620

約数の個数: 32

約数和(自身を含む): 45950976

約数和(自身を除く): 26965002

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 26591, 53182, 79773, 159546, 186137, 372274, 452047, 558411, 904094, 1116822, 1356141, 2712282, 3164329, 6328658, 9492987, 18985974]

約数ペア:

[(1, 18985974), (2, 9492987), (3, 6328658), (6, 3164329), (7, 2712282), (14, 1356141), (17, 1116822), (21, 904094), (34, 558411), (42, 452047), (51, 372274), (102, 186137), (119, 159546), (238, 79773), (357, 53182), (714, 26591)]