16662654

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 37559808

約数和(自身を除く): 20897154

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 127, 197, 222, 254, 333, 381, 394, 591, 666, 762, 1143, 1182, 1773, 2286, 3546, 4699, 7289, 9398, 14097, 14578, 21867, 25019, 28194, 42291, 43734, 50038, 65601, 75057, 84582, 131202, 150114, 225171, 450342, 925703, 1851406, 2777109, 5554218, 8331327, 16662654]

約数ペア:

[(1, 16662654), (2, 8331327), (3, 5554218), (6, 2777109), (9, 1851406), (18, 925703), (37, 450342), (74, 225171), (111, 150114), (127, 131202), (197, 84582), (222, 75057), (254, 65601), (333, 50038), (381, 43734), (394, 42291), (591, 28194), (666, 25019), (762, 21867), (1143, 14578), (1182, 14097), (1773, 9398), (2286, 7289), (3546, 4699)]