638462884

素因数分解:

$2^2\times {\mathrm{757}}^1\times {\mathrm{210853}}^1$

素因数の和:211614

約数の個数: 12

約数和(自身を含む): 1118791324

約数和(自身を除く): 480328440

約数列:

[1, 2, 4, 757, 1514, 3028, 210853, 421706, 843412, 159615721, 319231442, 638462884]

約数ペア:

[(1, 638462884), (2, 319231442), (4, 159615721), (757, 843412), (1514, 421706), (3028, 210853)]