19155788

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{373}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 34620432

約数和(自身を除く): 15464644

約数列:

[1, 2, 4, 37, 74, 148, 347, 373, 694, 746, 1388, 1492, 12839, 13801, 25678, 27602, 51356, 55204, 129431, 258862, 517724, 4788947, 9577894, 19155788]

約数ペア:

[(1, 19155788), (2, 9577894), (4, 4788947), (37, 517724), (74, 258862), (148, 129431), (347, 55204), (373, 51356), (694, 27602), (746, 25678), (1388, 13801), (1492, 12839)]