20864008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237091}}^1$

素因数の和:237108

約数の個数: 16

約数和(自身を含む): 42676560

約数和(自身を除く): 21812552

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237091, 474182, 948364, 1896728, 2608001, 5216002, 10432004, 20864008]

約数ペア:

[(1, 20864008), (2, 10432004), (4, 5216002), (8, 2608001), (11, 1896728), (22, 948364), (44, 474182), (88, 237091)]