20458704

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{60889}}^1$

素因数の和:60907

約数の個数: 40

約数和(自身を含む): 60402880

約数和(自身を除く): 39944176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 60889, 121778, 182667, 243556, 365334, 426223, 487112, 730668, 852446, 974224, 1278669, 1461336, 1704892, 2557338, 2922672, 3409784, 5114676, 6819568, 10229352, 20458704]

約数ペア:

[(1, 20458704), (2, 10229352), (3, 6819568), (4, 5114676), (6, 3409784), (7, 2922672), (8, 2557338), (12, 1704892), (14, 1461336), (16, 1278669), (21, 974224), (24, 852446), (28, 730668), (42, 487112), (48, 426223), (56, 365334), (84, 243556), (112, 182667), (168, 121778), (336, 60889)]