20805504

素因数分解:

$2^7\times 3^1\times {\mathrm{54181}}^1$

素因数の和:54198

約数の個数: 32

約数和(自身を含む): 55265640

約数和(自身を除く): 34460136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 54181, 108362, 162543, 216724, 325086, 433448, 650172, 866896, 1300344, 1733792, 2600688, 3467584, 5201376, 6935168, 10402752, 20805504]

約数ペア:

[(1, 20805504), (2, 10402752), (3, 6935168), (4, 5201376), (6, 3467584), (8, 2600688), (12, 1733792), (16, 1300344), (24, 866896), (32, 650172), (48, 433448), (64, 325086), (96, 216724), (128, 162543), (192, 108362), (384, 54181)]