19253944

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 37908000

約数和(自身を除く): 18654056

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 269, 389, 538, 778, 1076, 1556, 2152, 3112, 6187, 8947, 12374, 17894, 24748, 35788, 49496, 71576, 104641, 209282, 418564, 837128, 2406743, 4813486, 9626972, 19253944]

約数ペア:

[(1, 19253944), (2, 9626972), (4, 4813486), (8, 2406743), (23, 837128), (46, 418564), (92, 209282), (184, 104641), (269, 71576), (389, 49496), (538, 35788), (778, 24748), (1076, 17894), (1556, 12374), (2152, 8947), (3112, 6187)]