20343816

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6571}}^1$

素因数の和:6626

約数の個数: 48

約数和(自身を含む): 56387760

約数和(自身を除く): 36043944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6571, 13142, 19713, 26284, 39426, 52568, 59139, 78852, 118278, 157704, 236556, 282553, 473112, 565106, 847659, 1130212, 1695318, 2260424, 2542977, 3390636, 5085954, 6781272, 10171908, 20343816]

約数ペア:

[(1, 20343816), (2, 10171908), (3, 6781272), (4, 5085954), (6, 3390636), (8, 2542977), (9, 2260424), (12, 1695318), (18, 1130212), (24, 847659), (36, 565106), (43, 473112), (72, 282553), (86, 236556), (129, 157704), (172, 118278), (258, 78852), (344, 59139), (387, 52568), (516, 39426), (774, 26284), (1032, 19713), (1548, 13142), (3096, 6571)]