19117184

素因数分解:

$2^7\times {\mathrm{233}}^1\times {\mathrm{641}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 38308140

約数和(自身を除く): 19190956

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 233, 466, 641, 932, 1282, 1864, 2564, 3728, 5128, 7456, 10256, 14912, 20512, 29824, 41024, 82048, 149353, 298706, 597412, 1194824, 2389648, 4779296, 9558592, 19117184]

約数ペア:

[(1, 19117184), (2, 9558592), (4, 4779296), (8, 2389648), (16, 1194824), (32, 597412), (64, 298706), (128, 149353), (233, 82048), (466, 41024), (641, 29824), (932, 20512), (1282, 14912), (1864, 10256), (2564, 7456), (3728, 5128)]