16580664

素因数分解:

$2^3\times 3^2\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 45094920

約数和(自身を除く): 28514256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 421, 547, 842, 1094, 1263, 1641, 1684, 2188, 2526, 3282, 3368, 3789, 4376, 4923, 5052, 6564, 7578, 9846, 10104, 13128, 15156, 19692, 30312, 39384, 230287, 460574, 690861, 921148, 1381722, 1842296, 2072583, 2763444, 4145166, 5526888, 8290332, 16580664]

約数ペア:

[(1, 16580664), (2, 8290332), (3, 5526888), (4, 4145166), (6, 2763444), (8, 2072583), (9, 1842296), (12, 1381722), (18, 921148), (24, 690861), (36, 460574), (72, 230287), (421, 39384), (547, 30312), (842, 19692), (1094, 15156), (1263, 13128), (1641, 10104), (1684, 9846), (2188, 7578), (2526, 6564), (3282, 5052), (3368, 4923), (3789, 4376)]