78008908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{21839}}^1$

素因数の和:21909

約数の個数: 24

約数和(自身を含む): 146764800

約数和(自身を除く): 68755892

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 21839, 43678, 87356, 414941, 829882, 1026433, 1659764, 2052866, 4105732, 19502227, 39004454, 78008908]

約数ペア:

[(1, 78008908), (2, 39004454), (4, 19502227), (19, 4105732), (38, 2052866), (47, 1659764), (76, 1026433), (94, 829882), (188, 414941), (893, 87356), (1786, 43678), (3572, 21839)]