19079456

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 41640480

約数和(自身を除く): 22561024

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 67, 88, 134, 176, 268, 352, 536, 737, 809, 1072, 1474, 1618, 2144, 2948, 3236, 5896, 6472, 8899, 11792, 12944, 17798, 23584, 25888, 35596, 54203, 71192, 108406, 142384, 216812, 284768, 433624, 596233, 867248, 1192466, 1734496, 2384932, 4769864, 9539728, 19079456]

約数ペア:

[(1, 19079456), (2, 9539728), (4, 4769864), (8, 2384932), (11, 1734496), (16, 1192466), (22, 867248), (32, 596233), (44, 433624), (67, 284768), (88, 216812), (134, 142384), (176, 108406), (268, 71192), (352, 54203), (536, 35596), (737, 25888), (809, 23584), (1072, 17798), (1474, 12944), (1618, 11792), (2144, 8899), (2948, 6472), (3236, 5896)]