18800235

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2963}}^1$

素因数の和:3024

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 15345045

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 2963, 6345, 8889, 14815, 26667, 44445, 80001, 133335, 139261, 400005, 417783, 696305, 1253349, 2088915, 3760047, 6266745, 18800235]

約数ペア:

[(1, 18800235), (3, 6266745), (5, 3760047), (9, 2088915), (15, 1253349), (27, 696305), (45, 417783), (47, 400005), (135, 139261), (141, 133335), (235, 80001), (423, 44445), (705, 26667), (1269, 14815), (2115, 8889), (2963, 6345)]