89911448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{1031}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 184273920

約数和(自身を除く): 94362472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 991, 1031, 1982, 2062, 3964, 4124, 7928, 8248, 10901, 11341, 21802, 22682, 43604, 45364, 87208, 90728, 1021721, 2043442, 4086884, 8173768, 11238931, 22477862, 44955724, 89911448]

約数ペア:

[(1, 89911448), (2, 44955724), (4, 22477862), (8, 11238931), (11, 8173768), (22, 4086884), (44, 2043442), (88, 1021721), (991, 90728), (1031, 87208), (1982, 45364), (2062, 43604), (3964, 22682), (4124, 21802), (7928, 11341), (8248, 10901)]